Ying Lim P, Saidu A, Lee K, Ismail I, Sola Oyedunni ASO. Effectiveness of Self-directed Virtual Learning on Retention of Cardiopulmonary Resuscitation Knowledge and Skills among Hospital Nurses in North-western Nigeria: Protocol Paper. Malays J Med Health Sci [Internet]. 2023 Nov. 30 [cited 2025 Nov. 17];19(6):328-33. Available from: http://mjmhsojs.upm.edu.my/index.php/mjmhs/article/view/710