University of Exeter, United Kingdom
Warren Alpert Medical School of Brown University, United States
Ponce Health Sciences University, Puerto Rico
Amarastesia LTD, United States
N.I. Pirogov Russian National Research Medical University of the Ministry of Health of the Russian Federation, Russian Federation
National Research Center for Obstetrics, Gynecology and Perinatology"Ministry of Healthcare of the Russian Federation, Russian Federation
University of Minnesota, United States
Shrewsbury and Telford Hospitals NHS Trust, United Kingdom
Karolinska Institutet, Sweden
Glan Clwyd Hospital, United Kingdom
Mid Yorkshire NHS Trust, United Kingdom
University of Leicester, United Kingdom
Medway Maritime Hospital, United Kingdom
Henry Ford, United States
NHS, United Kingdom
Barts Health NHS Trust, United Kingdom
Madagascar Fertility Center, Madagascar
University of the Witwatersrand, South Africa
Mid and South Essex NHS Foundation Trust, United Kingdom
South Tees Hospitals NHS Foundation Trust, United Kingdom
Seeu University, Macedonia, The Former Yugoslav Republic of
University hospitals Leicester, United Kingdom
Comenius University, Slovakia
York and Scarborough teaching hospitals NHS Foundation Trust, United Kingdom
Sun Yat-sen Memorial Hospital, China
University of Cebu Medical Center, United Kingdom
Tameside and Glossop NHS foundation Trust, United Kingdom
Manchester foundation NHS trust, United Kingdom
Royal hospital Oman, Oman
Galaxy clinic, Russian Federation
Luton & Dunstable University hospital - Bedfordshire trust, United Kingdom
NRI Academy of Sciences, India
St George’s University Hospital and Foundation Trust, Australia
Lokman Hekim University, Turkey
Center for Genetics and Reproduction , Russian Federation
Center haemosthasis and thrombosis, Slovakia
Airlangga University, Indonesia
Tehran University of Medical Sciences, Iran
Chongqing Medical University, China
University of Tripoli, Libya
The Lindisfarne Clinic (General Practice), Australia
University Hospitals Birmingham NHS Trust, United Kingdom
James Cook University, Australia
Independent researcher, Italy
Faceres, Brazil
Medical University of Lublin, Poland
It’s Not Just A Period, United Kingdom
Uax Alfonso X El Sabio University, Spain
Imperial College London, United Kingdom
Cardinal Santos Medical Center, Philippines
Gynecology & Obstetrics and Fertility Center, Morrocco
King Fahad Specialist Hospital, Saudi Arabia
Shri Ram Murti Smarak Institute of Medical Sciences, India
Islamic Azad University, Iran, Islamic Republic of
Tajikistan State University (TSULBP), Republic of Tajikistan
Imperial College London , United Kingdom
The Second Hospital Affiliated of Fujian Medical University , China
University of Cebu Medical Center, Philippines
S N Medical College Agra, India
Comenius University, Slovakia
Istanbul Beykent University, Turkey
Royal Surrey County Hospital, United Kingdom
Guangzhou University of Chinese medicine, China
Astghik Medical Centre, Armenia
Islamic Azad University, Iran (Islamic Republic of)
University of Manchester, United Kingdom
Warwick Medical School, United Kingdom
Reiwa Health Sciences University, Japan
University of Uruguay, Uruguay
Yasuda Women's University, Japan
Federal University of Minas Gerais (UFMG), Brazil
Nova Clinic, Russian Federation
Azerbaijan Medical University, Azerbaijan