The various supportive roles within the healthcare system, other than physicians and nurses. This can include roles such as physical therapists, radiologic technologists, dietitians, medical laboratory technicians, and many others. Books in this area often provide educational resources, including textbooks for training, career guides, and specialized knowledge in fields like rehabilitation, radiology, and health informatics. These publications aim to offer professionals and students the foundational and advanced understanding they need to excel in their respective allied health careers.