Author
College of Physicians of Philadelphia
4
J.R. Watkins Medical Co
2
National Advocates Society (U.S.)
2
National Medical and Dental Association of America
2
Polish Medical Alliance
2
American Medical Association
1
Hitchcock, Edward, 1793-1864
1
Kemp, Thomas Jay
1
McAllister, A.
1
National Medical and Dental Association (U.S.)
1
Pennsylvania Medical Society
1