Distribution of resistance genes tet(M), aph3′-III, catpC194 and the integrase gene of Tn1545 in clinical Streptococcus pneumoniae harbouring erm(B) and mef(A) genes in Spain - Seral,C.; Castillo,F.J.; Rubio-Calvo,M.C.; Fenoll,A.; Garcia,C.; Gomez-Lus,R. (J Antimicrob Chemother, 2001)