Muhammad Mujeeb Khan , Shehzad Manzoor , Mohammad Ali Khalid , Maliha Gull Tarrar , Faiza Aslam , Syed Irfan Ahmed. Factors Responsible for Delay in Initiation of Insulin Treatment in Type-2 Diabetes Mellitus Patients With Secondary Failure of Oral Hypoglycemic Agents. JRMC 2018, 20.