Since last December 2019, a syndrome of severe pneumonia associated with the coronavirus disease 2019 (COVID-19) emerged in Wuhan, Hubei Province, China. It is highly contagious and rapidly spread to many other parts of China and almost all countries all over the world, representing one of the most
1. Study content 1.1 Study design This is a multi-centered, randomized, clinical trial. 1.2 Subject selection and exclusion
Initially, 384 PCOS women anovulatory infertility will be recruited from four hospitals in mainland China: Department of Traditional Chinese Medicine in the first affiliated