Knowledge and attitude about basic life support and emergency medical services among pharmacy students at King Abdulaziz University, Jeddah, Saudi Arabia oleh Nabil A. Alhakamy, Ahmad M. Zamzami, Fuad A. Bukhari, Faisal A. Bukhari, Omar A. Almash, Mohammed A. Madkhali, Abdullah A. Manni, Mohammed A. Alrezqi