Kramer M, von Korff M, Kessler L. The lifetime prevalence of mental disorders: estimation, uses and limitations. Psychol Med. 1980 Aug;10(3):429-35.
Kramer M, von Korff M, Kessler L. The lifetime prevalence of mental disorders: estimation, uses and limitations. Psychol Med. 1980 Aug;10(3):429-35.