请用更地道、更科学的英文表达如下内容： Seven days after endometrial damage damaged endometrium Natural repair severed as control group named NR was observed to be thinner with a reduction in the number of endometrial gl

Seven days post-endometrial damage, the damaged endometrium (referred to as the Natural Repair group, NR) exhibited a decreased thickness, diminished endometrial gland count, and more notable fibrosis in comparison to the healthy endometrium.