Endometriosis is a serious and often frustrating diagnosis. One that can only be determined by surgical findings of endometrial cells outside the uterus. Women are often told after examination well "it's probably endometriosis."

https://www.sciencedirect.com/topics/medicine-and-dentistry/endometriosis

https://www.mayoclinic.org/diseases-conditions/endometriosis/symptoms-causes/syc-20354656#:~:text=Endometriosis%20is%20a%20condition%20in,including%20the%20bowel%20and%20bladder.

https://www.acog.org/clinical/clinical-guidance/committee-opinion/articles/2018/12/dysmenorrhea-and-endometriosis-in-the-adolescent#:~:text=Endometriosis%20in%20Adolescents-,Endometriosis%20in%20adolescents%20is%20considered%20a%20chronic%20disease%20with%20potential,a%20single%20best%20treatment%20option.

https://pubmed.ncbi.nlm.nih.gov/32031903/

https://www.niehs.nih.gov/health/topics/agents/endocrine/index.cfm#:~:text=Endocrine%20disruptors%20are%20found%20in,toys%2C%20cosmetics%2C%20and%20pesticides.

https://www.healthline.com/health/endometriosis/deep-infiltrating-endometriosis#:~:text=Deep%20infiltrating%20endometriosis%20is%20an,percent%20of%20those%20with%20endometriosis

https://www.who.int/news-room/fact-sheets/detail/endometriosis

.https://www.brighamandwomens.org/obgyn/infertility-reproductive-surgery/endometriosis/surgical-treatment-of-endometriosis--and-destruction

https://www.sciencedirect.com/science/referenceworks/9780128122006

https://www.endofound.org/stages-of-endometriosis