Peter Brian Medawar

Dorothy Reed Mendenhall

Elie Metchnikoff

Otto Meyerhof

César Milstein

George Richards Minot

Jacques Lucien Monod

Luc Montagnier

Giovanni Battista Morgagni

John Morgan

Thomas Hunt Morgan

William Thomas Green Morton

Hermann Joseph Muller

Ferid Murad

William Parry Murphy

Joseph E. Murray

Paul Müller

Daniel Nathans

Erwin Neher

Charles J. H. Nicolle

Florence Nightingale

Marshall Warren Nirenberg

Christiane Nüsslein-Volhard

Severo Ochoa

William Osler

George Palade

George Papanicolaou

James Parkinson

Ambroise Paré

Louis Pasteur

Ivan Petrovitch Pavlov

Jules Émile Pean

Gregory Pincus

Philippe Pinel

Rodney Porter

Percival Pott

Praxagoras

John Pringle

Stanley B. Prusiner

Bernardini Ramazzini

Santiago Ramón y Cajal

Abu Bakr Muhammad ibn Zakariya ar- Razi

Walter Reed

Tadeusz Reichstein

Robert Remak

Dickinson Woodruff Richards, Jr.

Linda Richards

Benjamin Ward Richardson

Charles Robert Richet

Frederick Robbins

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