Penicil·lina
Crèdits:
Anna Jordà, CDC. Public Health Image Library. Dr. Peter Perine., Getty Images. Bettmann Collection, Istock, Nobel Foundation, The National Inventors Hall of Fame
Anna Jordà, CDC. Public Health Image Library. Dr. Peter Perine., Getty Images. Bettmann Collection, Istock, Nobel Foundation, The National Inventors Hall of Fame