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Rita Helfand · SciRah

Researcher profile · Semantic Scholar

Rita Helfand

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Rita Helfand — researcher profile on SciRah

h-index: 27
Works: 40
Citations: 2,284

Most-cited papers

Transmission of lymphocytic choriomeningitis virus by organ transplantation.
S. Fischer, M. Graham, M. Kuehnert, C. N. Kotton +27 more
2006New England Journal of Medicine474 citations Open access
Semantic Scholar
Zika Virus Disease in Colombia - Preliminary Report.
Óscar Pacheco, M. Beltrân, C. Nelson, D. Valencia +22 more
2016New England Journal of Medicine283 citations
Semantic Scholar
Severe Acute Respiratory Syndrome in Children
Lauren J. Stockman, M. Massoudi, Rita Helfand, D. Erdman +3 more
2007The Pediatric Infectious Disease Journal137 citations
Semantic Scholar
Diagnosis of measles with an IgM capture EIA: the optimal timing of specimen collection after rash onset.
Rita Helfand, J. Heath, Larry J. Anderson, E. Maes +2 more
1997Journal of Infectious Diseases125 citations
Semantic Scholar
Serologic evidence of an association between enteroviruses and the onset of type 1 diabetes mellitus. Pittsburgh Diabetes Research Group.
Rita Helfand, H. Gary, Charlotte Y. Freeman, Larry J. Anderson +1 more
1995Journal of Infectious Diseases115 citations
Semantic Scholar
The challenges and strategies for laboratory diagnosis of measles in an international setting.
W. Bellini, Rita Helfand
2003Journal of Infectious Diseases102 citations
Semantic Scholar
Evaluation of the immune response to a 2-dose measles vaccination schedule administered at 6 and 9 months of age to HIV-infected and HIV-uninfected children in Malawi.
Rita Helfand, Desiree Witte, A. Fowlkes, P. Garcia +8 more
2008Journal of Infectious Diseases77 citations
Semantic Scholar
Confirmation of Rubella within 4 Days of Rash Onset: Comparison of Rubella Virus RNA Detection in Oral Fluid with Immunoglobulin M Detection in Serum or Oral Fluid
E. Abernathy, C. Cabezas, Hong Sun, Qi Zheng +9 more
2008Journal of Clinical Microbiology72 citations Open access
Semantic Scholar
Nonclassic measles infections in an immune population exposed to measles during a college bus trip
Rita Helfand, David K. Kim, H. Gary, G. Edwards +7 more
1998Journal of Medical Virology68 citations
Semantic Scholar
Comparative detection of measles and rubella IgM and IgG derived from filter paper blood and serum samples * †
Rita Helfand, H. Keyserling, Irene Williams, A. Murray +4 more
2001Journal of Medical Virology67 citations Open access
Semantic Scholar
Lack of evidence of endogenous avian leukosis virus and endogenous avian retrovirus transmission to measles, mumps, and rubella vaccine recipients.
Althaf I. Hussain, Vedapuri Shanmugam, William M. Switzer, Shirley Tsang +6 more
2001Emerging Infectious Diseases58 citations Open access
Semantic Scholar
Clinical issues and research in respiratory failure from severe acute respiratory syndrome.
M. Levy, M. Baylor, G. Bernard, R. Fowler +12 more
2005American Journal of Respiratory and Critical Care Medicine54 citations
Semantic Scholar
Echovirus 30 infection and aseptic meningitis in parents of children attending a child care center.
Rita Helfand, Ali S. Khan, M. Pallansch, J. Alexander +4 more
1994Journal of Infectious Diseases48 citations
Semantic Scholar
Foundations of the Severe Acute Respiratory Syndrome Preparedness and Response Plan for Healthcare Facilities
A. Srinivasan, L. McDonald, D. Jernigan, Rita Helfand +7 more
2004Infection Control & Hospital Epidemiology47 citations Open access
Semantic Scholar
Timing of Development of Measles-Specific Immunoglobulin M and G after Primary Measles Vaccination
Rita Helfand, S. Kebede, H. Gary, Hagos Beyene +1 more
1999Clinical Diagnostic Laboratory Immunology45 citations Open access
Semantic Scholar
Cutaneous cryptococcosis mimicking molluscum contagiosum in a patient with AIDS.
Adriane P. Concus, Rita Helfand, Michael J. Imber, E. A. Lerner +1 more
1988Journal of Infectious Diseases45 citations
Semantic Scholar
Combining Clinical and Epidemiologic Features for Early Recognition of SARS
J. Jernigan, D. Low, Rita Helfand
2004Emerging Infectious Diseases42 citations Open access
Semantic Scholar
Use of Ebola Vaccine: Recommendations of the Advisory Committee on Immunization Practices, United States, 2020
Mary J. Choi, Caitlin M. Cossaboom, Amy Whitesell, J. Dyal +13 more
2021MMWR Recommendations and Reports41 citations Open access
Semantic Scholar
Dried blood spots on filter paper as an alternative specimen for measles diagnostics: detection of measles immunoglobulin M antibody by a commercial enzyme immunoassay.
A. Uzicanin, Irene R. Lubega, Miriam Nanuynja, S. Mercader +3 more
2011Journal of Infectious Diseases40 citations Open access
Semantic Scholar
Understanding thrombosis with thrombocytopenia syndrome after COVID-19 vaccination
A. Buoninfante, A. Andeweg, A. Baker, M. Borad +15 more
2022npj Vaccines37 citations Open access
Semantic Scholar
Dried Blood Spots versus Sera for Detection of Rubella Virus-Specific Immunoglobulin M (IgM) and IgG in Samples Collected during a Rubella Outbreak in Peru
Rita Helfand, C. Cabezas, E. Abernathy, C. Castillo-Solórzano +8 more
2007Clinical and Vaccine Immunology35 citations Open access
Semantic Scholar
Evaluating the impact of the HIV pandemic on measles control and elimination.
Rita Helfand, W. Moss, R. Harpaz, S. Scott +1 more
2005Bulletin of the World Health Organization35 citations
Semantic Scholar
Lack of evidence of measles virus shedding in people with inapparent measles virus infections.
F. Lievano, M. Papania, Rita Helfand, R. Harpaz +6 more
2004Journal of Infectious Diseases33 citations
Semantic Scholar
Persistence of vaccine-induced measles antibody beyond age 12 months: a comparison of response to one and two doses of Edmonston-Zagreb measles vaccine among HIV-infected and uninfected children in Malawi.
A. Fowlkes, Desiree Witte, J. Beeler, S. Audet +8 more
2011Journal of Infectious Diseases29 citations Open access
Semantic Scholar
Viral meningitis in child care center staff and parents: an outbreak of echovirus 30 infections.
J. Mohle-boetani, Chantal Matkin, Mark A. Pallansch, Rita Helfand +3 more
1999Public health reports (1974)29 citations Open access
Semantic Scholar
Comparative detection of measles-specific IgM in oral fluid and serum from children by an antibody-capture IgM EIA.
Rita Helfand, S. Kebede, James P. Alexander, W. Alemu +5 more
1996Journal of Infectious Diseases29 citations
Semantic Scholar
Limited duration of vaccine poliovirus and other enterovirus excretion among human immunodeficiency virus infected children in Kenya
N. Khetsuriani, Rita Helfand, M. Pallansch, O. Kew +6 more
2009BMC Infectious Diseases27 citations Open access
Semantic Scholar
Use of Ebola Vaccine: Expansion of Recommendations of the Advisory Committee on Immunization Practices To Include Two Additional Populations - United States, 2021.
J. Malenfant, Allison Joyce, Mary J. Choi, Caitlin M. Cossaboom +16 more
2022MMWR. Morbidity and mortality weekly report15 citations Open access
Semantic Scholar
Decline of Measles-Specific Immunoglobulin M Antibodies after Primary Measles, Mumps, and Rubella Vaccination
Rita Helfand, H. Gary, W. Atkinson, J. Nordin +2 more
1998Clinical Diagnostic Laboratory Immunology15 citations Open access
Semantic Scholar
Negative impact of clinical misdiagnosis of measles on health workers' confidence in measles vaccine
Rita Helfand, T. Chibi, R. Biellik, A. Shearley +1 more
2004Epidemiology and Infection13 citations Open access
Semantic Scholar
The effect of timing of sample collection on the detection of measles-specific IgM in serum and oral fluid samples after primary measles vaccination
Rita Helfand, S. Kebede, S. Mercader, Howard E. Gary +2 more
1999Epidemiology and Infection12 citations Open access
Semantic Scholar
Immunogenicity of measles and rubella vaccines in Oman: a prospective clinical trial.
Kathryn A. Kohler, A. J. M. Suleiman, S. Robertson, P. Malankar +5 more
2003Journal of Infectious Diseases10 citations Open access
Semantic Scholar
Induction of cytokine mRNA in peripheral blood mononuclear cells of infants after the first dose of measles vaccine.
Hui Li, C. J. Hickman, Rita Helfand, H. Keyserling +2 more
2001Vaccine10 citations
Semantic Scholar
Supplemental measles vaccine antibody response among HIV-infected and -uninfected children in Malawi after 1- and 2-dose primary measles vaccination schedules
A. Fowlkes, Desiree Witte, J. Beeler, S. Audet +4 more
2016Vaccine4 citations Open access
Semantic Scholar
Vaccines must be given in order to protect.
Rita Helfand, R. Perry, P. Strebel
2007Journal of Infectious Diseases4 citations
Semantic Scholar
Relationship of measles vaccination with anaemia and malaria in western Kenya
M. Desai, T. Holtz, Rita Helfand, D. Terlouw +5 more
2005Tropical medicine & international health4 citations Open access
Semantic Scholar
Accurate Clinical Prediction of Severe Acute Respiratory Syndrome: Are We There Yet?
J. Jernigan, Rita Helfand, U. Parashar
2004Annals of Internal Medicine3 citations Open access
Semantic Scholar
Conﬁrmation of Rubella within 4 Days of Rash Onset: Comparison of Rubella Virus RNA Detection in Oral Fluid with Immunoglobulin M Detection in Serum or Oral Fluid (cid:1)
E. Abernathy, C. Cabezas, HONG-SHENG Sun, Qi Zheng +9 more
20081 citations
Semantic Scholar
Lymphocytic Choriomeningitis in a Pet Store Worker in Romania
B. Pavlin, J. A. Comer, B. Erickson, T. Sealy +30 more
20080 citations
Semantic Scholar
Measles-Specific IgG Levels in Premature Infants: Efficacy of Vaccination of Seronegative Infants at 9 and 12 Months of Age † 1173
Rita Helfand, Genevieve A. Losonsky, James P. Jr Alexander, J. Gindler +3 more
1997Pediatric Research0 citations
Semantic Scholar

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