١٥ - Human Derdopment As described in the Quran and Sunnah; Correletion With Modern Embryology [Book] / auth.Keith L.Moore Gerald Goeringer، E.Marsholl Johnson، T.V.N Persaud، Mustafa A.Ahmed، Abdul-Majeed Al-Zindani. - Illinois، USA: Islamic Academy for Scientific research، ١٩٩٤.
١٦ - Know the Facts About Circumcision [Journal] / auth.Wisewell Thomas E// Infections Diseases in Children. - Thorofare، NJ.USA: Slack Inc.، ٢٠٠٣١ .
١٧ - Nelson Textbook of Pediatrics [Book] / auth.Nelson Waldo E. - Philadelphia: W.B.Saunders، ١٩٩٦. - ١٥.
١٨ - Pediatric and Adolescent Gynecology [Book] / auth.Emans S.Jean، Laufer Marc R and Goldstein Donald P .. - Philadelphia: Lippincott Williams & Wilkins، ٢٠٠٥. - Fifth.
١٩ - Perinatal Care at the Threshold of Viability [Journal] / auth.Hugh MacDonald MD، and the Committee on Fetus and Newborn// PEDIATRICS. - USA: AMERICAN ACADEMY OF PEDIATRICS، Nov. ٢٠٠٢. - ٥: Vol. ١١٠.
٢٠ - Pharmacologic pre-conditioning and controlled reperfusion prevent ischemia-reperfusion injury after ٣٠ minutes of hypoxia/ischemia in porcine hearts [Journal] / auth.Fedalen P.A.Piacentino V. ، III، Jeevanandam V.، et al// Journal of Heart Lung Transplant. - Amsterdam: Elsevier، ٢٠٠٣. - Vol. ٢٢. - p. ١٢٣.
٢١ - Potential suitability for transplantation of hearts from human non-heart-beating donors [Journal] / auth.Singhal A.K.Abrams J.D.، Mohara J.، et al. // Journal of Heart Lung Transplantation. - Amsterdam: Elsevier، ٢٠٠٥. - Vol. ٢٤. - pp. ١٦٥٧ - ١٦٦٤.