Effectiveness of betamethasone dipropionate versus methylprednisolone acetate intra-articular injection in the management of pain in primary osteoarthritis of the knee. - Andzie-Mensah, Emmanuel; Segbefia, Michael; Holdbrook-Holdbrook-Smith, Henry; Bowan, Antoinette Bediako; Dakubo, Jonathan; Agbor, Ambrose (Ghana Medical Journal, 2025)