Josefa Bell Castillo is a Specialist in Internal Medicine with over 20 years of professional experience, recognized for her expertise in accurate clinical assessment, diagnosis, and comprehensive patient management, contributing to improved patient outcomes. She has extensive experience in the management of chronic, degenerative, and infectious diseases. She actively participates in more than 15 conferences, scientific meetings, and continuing medical education courses, maintaining up-to-date knowledge of the latest advances in Internal Medicine.As an accomplished researcher, Josefa Bell Castillo has authored more than 30 scientific articles published in high-impact peer-reviewed journals. She has also made significant contributions to medical education and scientific research, serving as a mentor and advisor for research projects, residency theses, and doctoral dissertations.