CJCP     2021 23 (11):  1132-1140    ISSN: 1008-8830  CN: 43-1301/R Association between ADRB2 regulatory region polymorphisms and susceptibility to childhood asthma CAI Ming-Xuan, WEI Bing, LIAO Shi-E, FU Jin-Yue, LIU Ya-Jun, LI Ling-Xue General Hospital of the Northern Theater of the Chinese People's Liberation Army, Shenyang 110016, China Received: 2021-08-12  Revised: null  Online: null Supporting info