IUA	intrauterine adhesion or intrauterine adhesions
EMT	epithelial–mesenchymal transition
MET	mesenchymal–epithelial transition
C/S	cesarean section
HSG	hysterosalpingography
TVS	transvaginal ultrasound
3-D	three-dimensional
4-D	four-dimensional
SHG	sonohysterography
MRI	magnetic resonance imaging
D&C	dilation and curettage
AFS	the American Fertility Society
ESGE	the European Society of Gynecological Endoscopy
HTR	hysteroscopic tissue removal
FDA	the Food and Drug Administration
UAE	uterine artery embolization
GnRH	gonadotropin-releasing hormone
SPRM	selective progesterone receptor modulation
CHA	crosslinked hyaluronic acid
IUD	intrauterine devise
CHAP	crosslinked hyaluronic acid plateform
HA	hyaluronic acid
RR	relative risk
95% CI	95% confidence interval
SMD	standardized mean difference
OR	odd ratio