The definition of a psychiatrist: eight years laterLANGSLEY, D. G; YAGER, J.The American journal of psychiatry. 1988, Vol 145, Num 4, pp 469-475, issn 0002-953XArticle

The evolving subspecialization of psychiatry: implications for the professionYAGER, J; LANGSLEY, D. G.The American journal of psychiatry. 1987, Vol 144, Num 11, pp 1461-1465, issn 0002-953XArticle

Psychiatric roles in the community mental health centerLANGSLEY, D. G; BARTER, J. T.Hospital & community psychiatry. 1983, Vol 34, Num 8, pp 729-733, issn 0022-1597Article