Anal Fissure Treatment Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Treatment Type (Laxatives, Topical Nitrates, Calcium Channel Blockers, Stool Softeners, Surgery, Others), By Route of Administration (Oral, Topical, Others), By Distribution Channel (Hospital Pharmacies, Retail Pharmacies, Online Pharmacies), By Region and Competition, 2019-2029F