Biochemical pregnancy and spontaneous abortion in first IVF cycles are negative predictors for subsequent cycles: an over 10,000 cases cohort study

Pre‐conceptional Natural Killer Cell Activity and Percentage as Predictors of Biochemical Pregnancy and Spontaneous Abortion with Normal Chromosome Karyotype

Hideto Yamada, Mamoru Morikawa, Emi H. Kato et al. · American Journal of Reproductive Immunology · 2003 · 142 citations

Factors predicting the cumulative outcome of IVF/ICSI treatment: a multivariable analysis of 2450 patients

Qianfang Cai, Fei Wan, Rui Huang et al. · Human Reproduction · 2011 · 120 citations · Full text

Intracellular cytokine expression of peripheral blood natural killer cell subsets in women with recurrent spontaneous abortions and implantation failures

Atsushi Fukui, Joanne Kwak‐Kim, Evangelos Ntrivalas et al. · Fertility and Sterility · 2007 · 102 citations · Full text

Intracellular Cytokine Expression, Abortion, Implantation (Embryology) +11

Cumulative pregnancy rate following in-vitro fertilization: the significance of age and infertility aetiology

Dor J, Daniel S. Seidman, I Ben‐Shlomo et al. · Human Reproduction · 1996 · 64 citations · Full text

Fertility, Infertility Factor, Reproductive Health +19

Relationship of biochemical pregnancy to pre-ovulatory endometrial thickness and pattern in patients undergoing ovulation induction

Richard P. Dickey, Terry T. Olar, Steven N. Taylor et al. · Human Reproduction · 1993 · 58 citations