Authors: W B Cherry; B Pittman; P P Harris; G A Hebert; B M Thomason; L Thacker; R E Weaver Journal: J Clin Microbiol Date: 1978-09 Impact factor: 5.948
Authors: D W Fraser; T R Tsai; W Orenstein; W E Parkin; H J Beecham; R G Sharrar; J Harris; G F Mallison; S M Martin; J E McDade; C C Shepard; P S Brachman Journal: N Engl J Med Date: 1977-12-01 Impact factor: 91.245