Real-World Application of Shankhaprakshalana (a Yogic Technique) in Bowel Preparation for Colonoscopy in a Busy Outpatient Clinic: An External Validation Study. - Anirvan, Prajna; Nayak, Anil Kumar; Singh, Shivaram Prasad; Khatua, Chitta Ranjan; Panigrahi, Manas Kumar (Journal of Digestive Endoscopy, 2025)