Authors: J L Patten; D R Johns; D Valle; C Eil; P A Gruppuso; G Steele; P M Smallwood; M A Levine Journal: N Engl J Med Date: 1990-05-17 Impact factor: 91.245
Authors: M A Levine; R W Downs; A M Moses; N A Breslau; S J Marx; R D Lasker; R E Rizzoli; G D Aurbach; A M Spiegel Journal: Am J Med Date: 1983-04 Impact factor: 4.965