Knowledge graph analysis of the research on the female secondary infertility
DENG Mengcong1, 2, MAO Qunxia1, 2, WANG Xin1, 2, ZHU Yujia1, 2, WANG Hongwei3, MA Yue1, 2, LI Fengqiong4, WU Shangchun1
Chinese Journal of Family Planning . 2025, (1): 4 -9 .