Streptococcal disease and the community.
Card's contents:523,749 HAVERKORN MICHAEL J. /red./ Streptococcal disease and the community. Proceedings of the Fifth International Symposium on Streptococcus pyogenes, Amsterdam, 27 August-1 September, 1972. Ed. Michael J. Haverkorn. .Amsterdam 1974 Excerpta Medica;New York, Anerican Elsevier Publishing Co., Inc.8° s. X, 356, ilustr. Excerpta Medica, International Congress Ser. no. 317