Complex sentence: Rabbi Dr. Apfel is a board certified pediatric cardiologist at Columbia University Medical Center and a maggid shiur in Yeshivat Torat Shraga in Jerusalem Israel.
Split into simpler sentences: Rabbi Dr. Apfel is a board certified pediatric cardiologist at Columbia University Medical Center. Rabbi Apfel is also a maggid shuir in Yeshivat Torat Shraga in Jerusalem Israel.