In Vitro Resistance to Macrolides and Clindamycin by Group B Streptococcus Isolated from Pregnant and Nonpregnant Women oleh Antonietta Lambiase, Annalisa Agangi, Mariassunta Del Pezzo, Filomena Quaglia, Antonio Testa, Fabio Rossano, Pasquale Martinelli, Maria Rosaria Catania