Al Zahrani، A.، و Orr، R. (2012). Evidence Based Comparison between Intravenous Patient Controlled Analgesia (IV PCA) and Conventional Therapy (Intramuscular) with Opioids for Pain Management After Major Surgery: Effectiveness, Safety and Patient and Nursing Satisfaction (رسالة ماجستير غير منشورة). University of Leicester، ليستر. مسترجع من http://search.mandumah.com/Record/608372
Al Zahrani، Amani، و Ruth Orr. "Evidence Based Comparison between Intravenous Patient Controlled Analgesia (IV PCA) and Conventional Therapy (Intramuscular) With Opioids for Pain Management After Major Surgery: Effectiveness, Safety and Patient and Nursing Satisfaction" رسالة ماجستير. University of Leicester، ليستر، 2012. مسترجع من http://search.mandumah.com/Record/608372