Analysis on the epidemic characteristics of respiratory pathogens in hospitalized children with#br# acute respiratory tract infections in Tianjin from 2013 to 2018 #br#
ZONG Xiao-long, MA Li-feng, LI Zhen-yu, HAN Yue, TIAN Yu-xin, ZHAO Qi, WEI Dian-jun
Tianjin Medical Journal . 2020, (4): 313 -319 .  DOI: 10.11958/20192626