Diagnosis and management of vitamin D deficiency in the Gulf Cooperative Council (GCC) countries: an expert consensus summary statement from the GCC vitamin D advisory board

Yousef Al Saleh^*, Salem A. Beshyah, Wiam Hussein, Abdulrazzaq Almadani, Ahmed Hassoun, Ali Al Mamari, Ebtesam Ba-Essa, Essa Al-Dhafiri, Mohammed Hassanein, Mona A. Fouda, Nadia Al Ali, Naji Aljohani, Nasreen Al-Sayed, Neil Gittoes, Tarik Elhadd, Waleed Al-Baker, Shaun Sabico, Nasser Al-Daghri