TY - RPRT TI - Rheumatic fever activity determination by two correlative methods. AU - R K SKILLMAN AU - W SPURRIER AU - I A FRIEDMAN AU - S O SCHWARTZ PY - 1955 DO - 10.1001/archinte.1955.04430010065007 UR - https://pubmed.ncbi.nlm.nih.gov/14387320/ ID - 14387320 ER -