Armand Trousseau was born in Tours on 14 October 1801. A physician and clinical teacher, he gave his name to several signs and syndromes. This date marks his birth, not the description of those observations.
Dutch physician and psychiatrist Rudolf Adriaan Mees was born on 14 October 1873 in Deventer. His name is associated with transverse white nail bands described in his observations of arsenic poisoning, published in 1919.
Sydney Ringer died on 14 October 1910. The British clinician, physiologist and pharmacologist studied the effects of mineral salts on the heart. The solution named after him belongs to that experimental history; its formulation predates his death.