Comparison of the multiples of the median of serum anti‐müllerian hormone and pregnancy outcomes in patients with gestational trophoblastic disease: A case–control study oleh Theodora Hei Tung Lai, Lesley Suk Kwan Lau, Siew Fei Ngu, Man Yee Mandy Chu, Karen Kar Loen Chan, Ernest Hung Yu Ng, Hextan Yuen Sheung Ngan, Raymond Hang Wun Li, Ka Yu Tse