Authors: H Seppälä; A Nissinen; H Järvinen; S Huovinen; T Henriksson; E Herva; S E Holm; M Jahkola; M L Katila; T Klaukka Journal: N Engl J Med Date: 1992-01-30 Impact factor: 91.245
Authors: D W Fraser; T R Tsai; W Orenstein; W E Parkin; H J Beecham; R G Sharrar; J Harris; G F Mallison; S M Martin; J E McDade; C C Shepard; P S Brachman Journal: N Engl J Med Date: 1977-12-01 Impact factor: 91.245