Dr. Eshak I. Bahbah, MBBCh, is a medical student in the fifth year, Al-Azhar University, Damietta, Egypt. He is a senior leader of Medical Research Group of Egypt (MRGE) and Medical Research and Practice Association (MRPA). He had many international publications in peer-reviewed journals with high impact factor. He is a reviewer for many reputable international journals. In his spare time, he gives educational courses for his colleagues and students. Dr. Eshak has a strong experience in scientific writing, biomedical statistics, research methodology, ethics, and evidence review.