Authors: C R Cox; H H Black; H J Darcey; A E Gorman; R F Goudey; L L Hedgepeth; H S Hutton; A D Weston Journal: Am J Public Health Nations Health Date: 1945-07
Authors: W L Mallmann; A M Buswell; F W Gilcreas; M H McCrady; M S Nichols; T A Olson; L W Parr; J T Tripp Journal: Am J Public Health Nations Health Date: 1945-09