Penna, Décio de Oliveira, Hassib Ashcar, Célio Fontão Carril, and Murillo R Viotti. 1949. “Association of G-Procaine Penicillin and Potassium Penicillin: Amounts in Blood and Application in the Treatment of Lobar Pneumonia”. Instituto Adolfo Lutz Journal - RIAL 9 (1-2):78-91. https://doi.org/10.53393/rial.1949.9.33186.