SUNDBERG LENNART 552,931 Penetration of erythromycin : to the middle ear and Waldeyer' s ring and its effect on the nasopharyngeal pathogens : [thesis] / by Lennart Sundberg ; Department of Oto-Rhino-Laryngology, Central Hospital, Karlskrona ; Department of Oto-Rhino-Laryngology, University Hospital, Lund, Sweden. - Lund : University, 1983. -106 s. pag. varia: il., wykr. ; 25 cm Zawiera 5 prac wsHaut.