AERE HARWELL; ASH, ACTION ON SMOKING & HEALTH; BARTS; BOARD OF TRUSTEES; COMM ON MUTAGENESIS; COMM RESEARCH BEHAVIOURAL ASPECTS SMOKIN; DHSS; GREEN COLLEGE CONF PASSIVE SMOKING WORKP; HEALTH VISITORS ASSN; HEC; ISC; ISCSH; LANCET; LGC; MRC; NAS, NATL ACADEMY OF SCIENCES; NINEWELLS HOSPITAL; OPCS; OXFORD; OXFORD UNIV PRESS; ROTHMANS INTL; SCPR; SMOKING RESEARCH REVIEW COMM; ST BARTHOLOMEWS HOSPITAL MEDICAL SCHOOL; ST THOMAS; TAC; TPRT; UNIV COLLEGE OF WALES