![Duration of Nasopharyngeal Carriage of Penicillin-Resistant Streptococcus pneumoniae: Experiences from the South Swedish Pneumococcal Intervention Project]()
Duration of Nasopharyngeal Carriage of Penicillin-Resistant Streptococcus pneumoniae: Experiences from the South Swedish Pneumococcal Intervention ProjectKarl Ekdahl, Ingrid Ahlinder, Hans Bertil Hansson, Eva Melander, Sigvard Mölstad , Margareta Söderström and Kristina Persson · Clinical Infectious Diseases · 1997