Challenges and opportunities in hydroxyurea access and adherence for sickle cell disease patients at Komfo Anokye Teaching Hospital: Insights from healthcare providers - Josephine Mensah; Afia Frimpomaa Asare Marfo; Mercy Naa Aduele Opare-Addo; Paul Obeng; Amos Amoako-Adusei; Karl Osei Afoduo; Bright Ansah Adjei; Pauline Boachie Ansah; Kwame Ohene Buabeng (PLoS ONE, 2026)