Authors: M C Bach; J L Adler; J Breman; F K P'eng; A Sahyoun; R M Schlesinger; P Madras; A P Monaco Journal: Lancet Date: 1973-01-27 Impact factor: 79.321
Authors: A G Sheil; G E Kelly; B G Storey; J May; S Kalowski; D Mears; J H Rogers; J R Johnson; J Charlesworth; J H Stewart Journal: Lancet Date: 1971-02-20 Impact factor: 79.321