Effect of indwelling time of lacrimal silicone drainage tube on patients with chronic dacryocystitis and its influence on patients' vision

by Hong-Zhen Ma, Chang-Dong Li, Zhuo Li
Published 2018-02-01

Utility of surface pollen assemblages to delimit Eastern Eurasian steppe types.

by Feng Qin, Yu-Fei Wang, David K Ferguson, Wen-Li Chen, Ya-Meng Li, Zhe Cai, Qing Wang, Hong-Zhen Ma, Cheng-Sen Li
Published 2015-01-01