| Authors: |
Song HB; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Zhang YD; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Dong QW; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Han LP; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Qi RF; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Bi BB; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Ma L; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China., Ma L; Department of Pediatric Medicine, Baoding City Children Respiratory and Digestive Diseases Clinical Research Key Laboratory, Baoding, Hebei, China., Zhang H; Department of Pediatric Medicine, Baoding Children's Hospital, Baoding, Hebei, China. |