Experimental design should be regulated for the study.
Chen
Hong-Lin
HL
You
Qin-Sheng
QS
Wen
Xiao-Dan
XD
D015505:Chest Tubes; D006801:Humans; D008171:Lung Diseases / Q000601:surgery*; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design