Authors: G Kudesia; E T Robinson; W D Wilson; T S Wilson; I M Stewart; A T Campbell; W Thomson; M Silver; D Reid; G E Urquhart Journal: Br Med J (Clin Res Ed) Date: 1985-05-11
Authors: M A Abdullah; G Jamjoom; Z A Karrar; A Badreldine; N Al Jishi; S A Taha Journal: J Epidemiol Community Health Date: 1984-09 Impact factor: 3.710