Co-carriage of Streptococcus pneumoniae and Moraxella catarrhalis among preschool children and its influencing factors
DENG Wen-Jun, ZHANG Jing-Feng, LI Ping-Yuan, ZHOU Jun-Li, YAO Zhen-Jiang, YE Xiao-Hua
CJCP . 2022, (8): 874 -880 .  DOI: 10.7499/j.issn.1008-8830.2204163