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1. Some considerations for the planning of total-community prevention trials--when is sample size adequate?

Authors: R F Gillum; P T Williams; E Sondik
Journal: J Community Health Date: 1980

Authors: R F Gillum; R R Fabsitz; M Feinleib; P A Wolf; J R Margolis; R C Brasch
Journal: Public Health Rep Date: 1978 Sep-Oct Impact factor: 2.792

Authors: Helen L Johansen; Andreas T Wielgosz; Kathy Nguyen; Rick N Fry
Journal: Can J Cardiol Date: 2006-01 Impact factor: 5.223

Authors: L J Haywood; K Ell; M deGuman; S Norris; D Blumfield; E Sobel
Journal: J Natl Med Assoc Date: 1993-10 Impact factor: 1.798

Authors: R F Gillum
Journal: Bull World Health Organ Date: 1988 Impact factor: 9.408

Authors: J Thomas; K Semenya; W B Neser; D J Thomas; R F Gillum
Journal: J Natl Med Assoc Date: 1990-06 Impact factor: 1.798

Authors: Véronique L Roger
Journal: Circ Cardiovasc Qual Outcomes Date: 2009-09

7 in total