A study of the geographic distribution and associated risk factors of leg ulcers within an international cohort of sickle cell disease patients: the CASiRe group analysis

Charles Antwi‐Boasiako, Biree Andemariam, Raffaella Colombatti, Eugenia Vicky Asare, Crawford Strunk, Connie M. Piccone, Deepa Manwani, Donna Boruchov, Fatimah Farooq, Rebekah Urbonya, Samuel Wilson, Gifty Dankwah Boatemaa, Silverio Perrotta, Laura Sainati, Angela Rivers, Sudha Ramachandra Rao, William T. Zempsky, Ivy Ekem, Fredericka Sey, Catherine Segbefia, Baba Inusa, Immacolata Tartaglione, Andrew Campbell