Authors: V Mor; J Murphy; S Masterson-Allen; C Willey; A Razmpour; M E Jackson; D Greer; S Katz Journal: J Clin Epidemiol Date: 1989 Impact factor: 6.437
Authors: Alexander K Li; Kenneth E Covinsky; Laura P Sands; Richard H Fortinsky; Steven R Counsell; C Seth Landefeld Journal: J Gen Intern Med Date: 2005-02 Impact factor: 5.128