by Eileen Mary Holowka, Maria Kathryn Tomlinson, Mie Kusk Søndergaard and Ulrik Bak Kirk, The Conversation Despite the prevalence of endometriosis, people often live with pain and other symptoms for years before being diagnosed. Credit: Shutterstock Endometriosis affects an estimated 200 million people worldwide. Despite its prevalence, those living with the disease often wait an average...