BCG Polysaccharide Nucleic Acid in Prevention of Post Bronchiolitis Wheezing
LI Zhi-Hui, XIN Shu-Jun, HUANG Ting, YE Qing-Biao, WANG Ying-Qi, CHEN Dong-Mei
中国当代儿科杂志 . 2003, (4): 328 -330 .