包头地区学龄前阶段儿童先天性心脏病患病情况调查*
原志强, 白文强, 徐耀辉
Investigation of the prevalence of congenital heart disease among preschool children of different ethnicities in the Baotou region
YUAN Zhiqiang, BAI Wenqiang, XU Yaohui
包头医学院学报 . 2026, (3): 11 -15 .  DOI: 10.16833/j.cnki.jbmc.2026.03.003