Home › Authors › Regina Avraham 👤 Regina Avraham 5 books Books by Regina Avraham The Digestive System (21st Century Health and Wellness) 2000 The Reproductive System (21st Century Health and Wellness) 2000 The Circulatory System (21st Century Health and Wellness) 1999 Readings in Physical Science Readings in Physical Science 1988 The downside of drugs 1988