Key points are not available for this paper at this time.
Journal Article SMOKING AMONG WHITE, BLACK, AND YELLOW MEN AND WOMEN: KAISER-PERMANENTE MULTIPHASIC HEALTH EXAMINATION DATA, 1964–1968 Get access GARY D. FRIEDMAN, GARY D. FRIEDMAN 1 1Reprint requests to Dr. Friedman at that address. Search for other works by this author on: Oxford Academic PubMed Google Scholar CARL C. SELTZER, CARL C. SELTZER Search for other works by this author on: Oxford Academic PubMed Google Scholar A. B. SIEGELAUB, A. B. SIEGELAUB Search for other works by this author on: Oxford Academic PubMed Google Scholar ROBERT FELDMAN, ROBERT FELDMAN Search for other works by this author on: Oxford Academic PubMed Google Scholar MORRIS F. COLLEN MORRIS F. COLLEN Search for other works by this author on: Oxford Academic PubMed Google Scholar American Journal of Epidemiology, Volume 96, Issue 1, July 1972, Pages 23–35, https://doi.org/10.1093/oxfordjournals.aje.a121429 Published: 01 July 1972 Article history Received: 29 January 1972 Published: 01 July 1972
Friedman et al. (Sat,) studied this question.