'The 1899 first edition of this medical "manual" recommended smoking to treat asthma'
Merck Manual
SCIENCE IN THE 1800s: The 1899 first edition of this medical manual recommended smoking to treat asthma
The 1899 first edition of this medical "manual" recommended smoking to treat asthma
The 1899 first edition of this medical "manual" recommended smoking to treat asthma
SCIENCE IN THE 1800s
Merck Manual
SCIENCE IN THE 1800s