TY - JOUR AB - Article PDF first page preview Close This content is only available as a PDF. © 1981 by the The University of Chicago TI - Discussion JF - Clinical Infectious Diseases DO - 10.1093/clinids/3.2.298 DA - 1981-03-01 UR - https://www.deepdyve.com/lp/oxford-university-press/discussion-lQLkHO6530 SP - 298 EP - 298 VL - 3 IS - 2 DP - DeepDyve ER -