Eleven patients (. %) had rosary shape PDA, the mean minimum diameter of PDA was . ± 0. (~ .7) mm.
Eleven patients (. %) had rosary shape PDA, the mean minimum diameter of PDA was . ± 0. (~ .7) mm.
串珠型例(. ％)，平均最窄直径.±0.(～ .7)mm；
Eleven patients (. %) had rosary shape PDA, the mean minimum diameter of PDA was . ± 0. (~ .7) mm.
串珠型例(. ％)，平均最窄直径.±0.(～ .7)mm；