Authors: R A Rosenblatt; D C Cherkin; R Schneeweiss; L G Hart; H Greenwald; C R Kirkwood; G T Perkoff Journal: J Fam Pract Date: 1982-10 Impact factor: 0.493
Authors: W H Ettinger; R Burns; S P Messier; W Applegate; W J Rejeski; T Morgan; S Shumaker; M J Berry; M O'Toole; J Monu; T Craven Journal: JAMA Date: 1997-01-01 Impact factor: 56.272