[\'School of Pharmacy, Xi\'an Jiaotong University, Xi\'an, 710061, P. R. China.\', \'Institute of Pharmaceutical Science and Technology, Western China Science &Technology Innovation Harbour, Xi\'an, 710000, P. R. China.\']
Investigating interactions between chloroquine/hydroxychloroquine and their single enantiomers and angiotensin-converting enzyme 2 by a cell membrane chromatography method.