ACTA ONCOL; AJE; AJPH; AMERICAN CANCER SOCIETY; BJC; BMJ; CAN EPID BIOM PREV; CAN RES; CANCER; EPA, ENVIRONMENTAL PROTECTION AGENCY; GAN NO RINSHO; GRUNDMANN; HHS, DEPT OF HEALTH AND HUMAN SERVICES; IDRE; IJC; IJE; INTL AGENCY FOR RESEARCH ON CANCER; JNCI; KAISER PERMANENTE; LANCET; MIZELL; MORBIDITY + MORTALITY WEEKLY REVIEW; NATL CENTER FOR HEALTH STATISTICS; NATL DEATH INDEX; NATL RESEARCH COUNCIL; NCI, NATL CANCER INST; NHIS OH; PHREG; SAS; SMOKING + HEALTH; TOH J EXP MED; TOXICOLOGY FORUM 1990; UCLA; US ARMED SERVICES; US CENSUS BUREAU; WHO, WORLD HEALTH ORG; WORKING GROUP ON PASSIVE SMOKING