As an AI, I don't have real-time access to medical databases or the internet. However, I'd suggest experts such as William D Chey

As an AI, I don’t have real-time access to medical databases or the internet to provide current information. However, experts like William D. Chey are important figures in gastroenterology, focusing on digestive health issues, especially conditions like irritable bowel syndrome (IBS). They contribute significantly to research and clinical practices that help understand and manage these complex disorders, providing insights that improve patient care and treatment options. For the latest findings or specific medical advice, consulting a healthcare professional or accessing current medical literature is always recommended.