Ralf Clemens

Ralf Clemens publication distribution in Immunology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Immunology in 2026. The highlighted bar marks where Ralf Clemens sits on this spectrum.

Ralf Clemens D-index placement in Immunology in 2026

The chart shows the D-index (discipline H-index) distribution of Immunology scientists ranked by Research.com in 2026. The highlighted bar marks where Ralf Clemens sits on this spectrum.

Best Publications

• Safety and Efficacy of an Attenuated Vaccine against Severe Rotavirus Gastroenteritis

  Guillermo M. Ruiz-Palacios;Irene Pérez-Schael;F. Raúl Velázquez;Hector Abate

  2352
  Citations

• Heterologous versus homologous COVID-19 booster vaccination in previous recipients of two doses of CoronaVac COVID-19 vaccine in Brazil (RHH-001): a phase 4, non-inferiority, single blind, randomised study

  Unknown

  730
  Citations

• Safety and immunogenicity of a mRNA rabies vaccine in healthy adults: an open-label, non-randomised, prospective, first-in-human phase 1 clinical trial

  Martin Alberer;Ulrike Gnad-Vogt;Henoch Sangjoon Hong;Keyvan Tadjalli Mehr

  541
  Citations

• Hemagglutination Inhibition Antibody Titers as a Correlate of Protection for Inactivated Influenza Vaccines in Children

  Steven Black;Uwe Nicolay;Timo Vesikari;Markus Knuf

  442
  Citations

• Oil-in-Water Emulsion Adjuvant with Influenza Vaccine in Young Children

  Timo Vesikari;Markus Knuf;Peter Wutzler;Aino Karvonen

  418
  Citations

• Immunogenicity and tolerability of a multicomponent meningococcal serogroup B (4CMenB) vaccine in healthy adolescents in Chile: a phase 2b/3 randomised, observer-blind, placebo-controlled study

  Unknown

  356
  Citations

• Safety and immunogenicity of hepatitis A vaccine in patients with chronic liver disease

  Emmet B. Keeffe;Sten Iwarson;Brian J. McMahon;Karen L. Lindsay

  340
  Citations

• Norovirus Vaccine Against Experimental Human GII.4 Virus Illness: A Challenge Study in Healthy Adults

  David I. Bernstein;Robert L. Atmar;G. Marshall Lyon;John J. Treanor

  299
  Citations

• Safety and immunogenicity of S-Trimer (SCB-2019), a protein subunit vaccine candidate for COVID-19 in healthy adults: a phase 1, randomised, double-blind, placebo-controlled trial.

  Peter Richmond;Lara Hatchuel;Min Dong;Brenda Ma

  292
  Citations

• Clinical Experience With An Inactivated Hepatitis A Vaccine

  Unknown

  285
  Citations

• Blood Stage Antimalarial Efficacy of Primaquine in Plasmodium vivax Malaria

  Sasithon Pukrittayakamee;Sirivan Vanijanonta;Arun Chantra;Ralf Clemens

  174
  Citations

• A Novel Intramuscular Bivalent Norovirus Virus-Like Particle Vaccine Candidate—Reactogenicity, Safety, and Immunogenicity in a Phase 1 Trial in Healthy Adults

  John J. Treanor;Robert L. Atmar;Sharon E. Frey;Robert Gormley

  173
  Citations

• The safety and immunogenicity of two novel live attenuated monovalent (serotype 2) oral poliovirus vaccines in healthy adults: a double-blind, single-centre phase 1 study

  Pierre Van Damme;Ilse De Coster;Ananda S Bandyopadhyay;Hilde Revets

  155
  Citations

• Activation of the coagulation cascade in severe falciparum malaria through the intrinsic pathway

  R. Clemens;C. Pramoolsinsap;R. Lorenz;S. Pukrittayakamee

  137
  Citations

• Evidence for induction of polysaccharide specific B-cell-memory in the 1st year of life: plain Haemophilus influenzae type b - PRP (Hib) boosters children primed with a tetanus-conjugate Hib-DTPa-HBV combined vaccine

  F. Zepp;H.-J. Schmitt;A. Kaufhold;A. Schuind

  136
  Citations

• Pertussis-specific cell-mediated immunity in infants after vaccination with a tricomponent acellular pertussis vaccine.

  F Zepp;M Knuf;P Habermehl;J H Schmitt

  132
  Citations

• Explorations of clinical trials and pharmacovigilance databases of MF59®-adjuvanted influenza vaccines for associated cases of narcolepsy.

  Theodore F. Tsai;Antonio Crucitti;Pantaleo Nacci;Uwe Nicolay

  132
  Citations

• Booster immunization of low- and non-responders after a standard three dose hepatitis B vaccine schedule—results of a post-marketing surveillance

  Ralf Clemens;Roland Sänger;Johannes Kruppenbacher;Wilfried Höbel

  131
  Citations

• Soroprevalência para hepatite A e hepatite B em quatro centros no Brasil

  Unknown

  113
  Citations

• Efficacy of the adjuvanted subunit protein COVID-19 vaccine, SCB-2019: a phase 2 and 3 multicentre, double-blind, randomised, placebo-controlled trial

  Unknown

  112
  Citations