Authors: E Q Micheo; E J Calcagno; S R de Sijvarger; S I Calabria; E Maccione; S C Besuschio; J H Magnasco; C Barros; F S Muriel; Z C de Soto Journal: Biol Trace Elem Res Date: 1979-08 Impact factor: 3.738
Authors: D T Janerich; A D Stark; P Greenwald; W S Burnett; H I Jacobson; J McCusker Journal: Public Health Rep Date: 1981 Jul-Aug Impact factor: 2.792