Authors: S J Gange; Y Barrón; R M Greenblatt; K Anastos; H Minkoff; M Young; A Kovacs; M Cohen; W A Meyer; A Muñoz Journal: J Epidemiol Community Health Date: 2002-02 Impact factor: 3.710
Authors: Wayne T A Enanoria; Alan E Hubbard; Mark J van der Laan; Mi Chen; Juan Ruiz; John M Colford Journal: BMC Public Health Date: 2007-06-27 Impact factor: 3.295