A Philadelphia story--featuring Ned Williams: Microbiology at the University of Pennsylvania School of Dental Medicine.
Rosan
B
B
University of Pennsylvania, School of Dental Medicine, Philadelphia 19104, USA. rosan@biochem.dental.upenn.edu
Hammond
B F
BF
D006665:History of Dentistry; D049672:History, 19th Century; D049673:History, 20th Century; D008829:Microbiology / Q000193:education / Q000266:history*; D015143:Philadelphia; D012575:Schools, Dental / Q000266:history*