[1] Sci Endometriosis Fdn, Stiftung Endometriose Forsch SEF, Westerstede, Germany
[2] Endometriosis Clin Dres Keckstein, Richard Wagner Str 18, A-9500 Villach, Austria
[3] Univ Ulm, Ulm, Germany
[4] Univ Coll Hosp, Dept Obstet & Gynaecol, London, England
[5] Martin Luther Hosp, Endometriosis Ctr, Dept Obstet & Gynecol, Berlin, Germany
[6] Praxisklin Rosengarten, Mannheim, Germany
[7] Saarland Univ, Dept Obstet & Gynecol, Sch Med, Homburg, Germany
[8] Kepler Univ Hosp Linz, Dept Gynecol Obstet & Gynecol Endocrinol, Linz, Austria
[9] Bethesda Hosp, Dept Obstet & Gynecol, Duisburg, Germany
[10] Villach Gen Hosp, Dept Obstet & Gynecol, Villach, Austria
[11] Univ Cattolica Sacro Cuore, Dept Obstet & Gynecol, Rome, Italy
[12] Endoscop Malzoni Ctr Adv Endoscop Gynecol Surg, Avellino, Italy
[13] Univ Bern, Dept Obstet & Gynecol, Inselspital, Bern, Switzerland
[14] Clin Tivoli Ducos, Endometriosis Ctr, Bordeaux, France
[15] Univ Sydney, Acute Gynaecol Early Pregnancy & Adv Endoscopy Su, Sydney Med Sch Nepean, Nepean Hosp, Sydney, NSW, Australia
[16] Aarhus Univ Hosp, Dept Gynecol & Obstet, Aarhus, Denmark
[17] Leiden Univ Med Ctr, Dept Gynecol, Leiden, Netherlands
[18] Semmelweis Univ, Fac Med, Dept Obstet & Gynecol, Budapest, Hungary
[19] Regina Maria Clin, Dept Obstet & Gynecol, Timisoara, Romania
[20] Hosp St John God, Ctr Endometriosis, Dept Gynaecol, Vienna, Austria