Authors: P K Shaw; R E Brodsky; D O Lyman; B T Wood; C P Hibler; G R Healy; K I Macleod; W Stahl; M G Schultz Journal: Ann Intern Med Date: 1977-10 Impact factor: 25.391
Authors: R E Pacha; G W Clark; E A Williams; A M Carter; J J Scheffelmaier; P Debusschere Journal: Appl Environ Microbiol Date: 1987-07 Impact factor: 4.792
Authors: G P Kent; J R Greenspan; J L Herndon; L M Mofenson; J A Harris; T R Eng; H A Waskin Journal: Am J Public Health Date: 1988-02 Impact factor: 9.308