[Dr. Manuel Barquín Calderon's trace (1922-2008)].
Fajardo-Ortiz
Guillermo
G
División de Posgrado, Facultad de Medicina, Universidad Nacional Autónoma de México. gfortiz@servidor.unam.mx
D015510:Clinical Medicine / Q000266:history; D006298:Health Services Administration / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D008800:Mexico