Authors: C A Seymour; M J Thomason; R A Chalmers; G M Addison; M D Bain; F Cockburn; P Littlejohns; J Lord; A H Wilcox Journal: Health Technol Assess Date: 1997 Impact factor: 4.014
Authors: Maria N Plana; Javier Zamora; Gautham Suresh; Luis Fernandez-Pineda; Shakila Thangaratinam; Andrew K Ewer Journal: Cochrane Database Syst Rev Date: 2018-03-01