Women (1) Streptococcus (1) Septicemia (1) Pregnant women (1) Medicine, Preventive (1) Health (1) Colonization (1) Quimioprofilaxis (1) Salud (1) Streptococcus (1) Septicemia (1) Mujeres embarazadas (1) Medicina preventiva (1) Colonización (1) Mujeres (1) distribution (1)