H Frumkin1, J E Myers, O M Bachmann. 1. Clinical Epidemiology Unit, University of Pennsylvania School of medicine, 318R NEB 6095, Philadelphia, Pa. 19104.
Authors: T W Steen; K M Gyi; N W White; T Gabosianelwe; S Ludick; G N Mazonde; N Mabongo; M Ncube; N Monare; R Ehrlich; G Schierhout Journal: Occup Environ Med Date: 1997-01 Impact factor: 4.402