海量图书期刊资源，随时随地畅享阅读乐趣
The teaching of preventive medicine in medical schools: A limited critiqueDonald B. Louria · 1975
A century of case-control studies: Progress?Abraham M. Lilienfeld; David E. Lilienfeld · 1979
Epidemiology and the Public Health Movement: A Historical PerspectiveAbraham M. Lilienfeld and David E. Lilienfeld · Journal of Public Health Policy · 1982