TY - GEN AU - Park, William Hallock AU - Williams, Anna W. TI - Pathogenic micro organisms: including bacteria and protozoa a practical manual for students physicians and health officers SN - 9781146693196 U1 - 579.165 PY - 1910/// CY - New York PB - Lea and Febiger KW - MICROORGANISMS KW - PATHOGENIC BACTRIA ER -