Tips for troublesome sample-size calculation.

作者:In Junyong; Kang Hyun; Kim Jong Hae; Kim Tae Kyun; Ahn Eun Jin; Lee Dong Kyu; Lee Sangseok; Park Jae Hong
来源:Korean journal of anesthesiology, 2020, 73(3): 268.
DOI:10.4097/kja.19497.e1