We read with interest the article by Duff et al.1 on ambulatory pediatric training, and especially the comments by Drs. Haggerty and Green.2,3 A program which would be easily adapted to many different medical school settings and which meets most of Dr. Haggerty's criteria for initial ambulatory experiences has been in operation at Case Western Reserve University for three years. The Medical Student Apprenticeship Program was conceived of, organized, and run by students. It is an official elective course in the Department of Community Health for first-and second-year students, some 40 to 50 of whom are now enrolled.