BibTex format
@article{Chen:2020:10.3389/fmed.2020.608259,
author = {Chen, R and Yu, Y-L and Li, W and Liu, Y and Lu, J-X and Chen, F and Zhou, Q and Xia, Z-Y and Gao, L and Meng, Q-T and Ma, D},
doi = {10.3389/fmed.2020.608259},
journal = {FRONTIERS IN MEDICINE},
title = {Gastrointestinal Symptoms Associated With Unfavorable Prognosis of COVID-19 Patients: A Retrospective Study},
url = {http://dx.doi.org/10.3389/fmed.2020.608259},
volume = {7},
year = {2020}
}