García-Rey, C., Aguilar, L., Baquero, F., Casal, J., & Dal-Ré, R. (2002). Importance of Local Variations in Antibiotic Consumption and Geographical Differences of Erythromycin and Penicillin Resistance in Streptococcus pneumoniae. American Society for Microbiology.

García-Rey, César, Lorenzo Aguilar, Fernando Baquero, Julio Casal, and Rafael Dal-Ré. Importance of Local Variations in Antibiotic Consumption and Geographical Differences of Erythromycin and Penicillin Resistance in Streptococcus Pneumoniae. American Society for Microbiology, 2002.

García-Rey, César, et al. Importance of Local Variations in Antibiotic Consumption and Geographical Differences of Erythromycin and Penicillin Resistance in Streptococcus Pneumoniae. American Society for Microbiology, 2002.