O. T. Pelumi, E. J. Oluwafemi, O. Adako-Iyanda, K. T. Daramola, and A. A. Oluwasegun, “An Investigation into Patients’ Knowledge, Attitude, and Compliance with the Appointment System in the Outpatient Department of University College Hospital, Ibadan”, Amer.Jour.Bio.Nat.Scien., vol. 2, no. 7, pp. 132–146, Jul. 2025.