https://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/discovery-and-importance-penicillin-and-development-sulfa-drugs
The Discovery and Importance of Penicillin and the Development of Sulfa Drugs | Encyclopedia.com
The Discovery and Importance of Penicillin and the Development of Sulfa DrugsOverviewThe discovery of penicillin in 1928 and sulfanilamide drugs in the 1930s...
the discoverysulfa drugsimportance
https://www.nber.org/papers/w15089
Modern Medicine and the 20th Century Decline in Mortality: Evidence on the Impact of Sulfa Drugs |...
Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings...