Diabetic Ulcer Treatment Market Size, Share and Covid-19 Impact Analysis, By Ulcer Type (Foot Ulcer (Neuropathic Ulcer, Ischemic Ulcer, and Neuro-ischemic Ulcer), Mouth Ulcer, and Others), By Treatment Type (Wound-care Dressings, Wound-care Devices, Active Therapies, and Others), By End User (Hospitals, Clinics, Ambulatory Surgical Centers, and Homecare Settings), and Regional预测，2020-2032