When you need prompt medical attention for non-life-threatening conditions, Altru Clinic in Crookston offers early morning hours now at 7 a.m. The walk-in clinic will provide care for minor illnesses and injury such as strep throat, sprains and strains, seasonal allergies and more. Patients of all ages can now conveniently walk-in beginning at 7 a.m., Monday through Friday to receive the care they need, close to home.