Cart Summary Remove item Thumbnail image Product Price Quantity Subtotal × Differential Diagnosis in Internal Medicine: From Symptom to Diagnosis $19.99 Differential Diagnosis in Internal Medicine: From Symptom to Diagnosis quantity $19.99 × Keto for Cancer: Ketogenic Metabolic Therapy as a Targeted Nutritional Strategy $15.99 Keto for Cancer: Ketogenic Metabolic Therapy as a Targeted Nutritional Strategy quantity $15.99 Coupon: Apply coupon Update cart Cart totals Subtotal $35.98 Total $35.98 Proceed to checkout — or — — or — Visa CardMasterCardAmerican ExpressDiscover CardPayPalApple PayGuaranteed Safe And Secure Checkout