Apfel has been published in a number of periodicals. He has written for the
Journal of Halacha and Contemporary Society and Tradition: The Journal of Orthodox Jewish Thought. He was also a Senior mentor and writer for the
Albert Einstein College of Medicine Synagogue Compendium Of Torah and Medicine. In addition, has written over 20 articles for various peer reviewed medical journals. • Fetal intervention: Halacha's response to a new bioethical dilemma. (
Journal of Halacha and Contemporary Society) • Halachic and Medical perspectives of Banking Umbilical Cord Stem Cells. (
Journal of Halacha and Contemporary Society) • Life Saving Duties on Shabbat: Switching Call with a Non-Observant Jew. (
Journal of Halacha and Contemporary Society) • Reading Options on Shabbat. (
Journal of Halacha and Contemporary Society) •
Verapo Yerapeh: Diverse Approaches to the License to Heal. (
Albert Einstein College of Medicine Synagogue Compendium Of Torah and Medicine) • Hashkafic Divergence in Contemporary Orthodoxy: Nekudat ha-Mahloket. (Tradition: The Journal of Orthodox Jewish Thought) • Pulmonary position cryopreserved homografts: durability in pediatric Ross and non-Ross patients. (The Journal of Thoracic and Cardiovascular Surgery) • Comparison of three-dimensional echocardiographic assessment of volume, mass, and function in children with functionally single left ventricles with two-dimensional echocardiography and magnetic resonance imaging. (American Journal of Cardiology) • Noncardiac chest pain and psychopathology in children and adolescents. (Journal of Psychosomatic Research) • Late Left Ventricular Function After Surgery for Children With Chronic Symptomatic Mitral Regurgitation. (American Heart Association) == References ==