AU - Williamson JW TI - ENtry of physician-learner into the national plan PT - JOUR DP - 1967 TA - Archives of Dermatology pages = {129-131}, VI - 96 IP - 2 AID - 10.1001/archderm.1967.01610020021007 [doi] 4100 - http://dx.doi.org/10.1001/archderm.1967.01610020021007 SO - Archives of Dermatology August 1, 1967 96(2):129