Sir James Young Simpson and the Chloroform ift.tt/1oLKTcY
Sir James Young Simpson and the Chloroform http://ift.tt/1oLKTcY -- source link
#scotland#ignaz semmelweis#chloroform#medical science#humphry davy#yovisto
#scotland#ignaz semmelweis#chloroform#medical science#humphry davy#yovisto