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medicine surgery paediatrics screning of type 2 diabetes mellitus diabetes mellitus type 2 diabetes mellitus iron deficiency anemia anemia cardiospasm achalasia cardia myocardial infarction ihd ischemic heart disease unstable angina management of patient with acute coronary syndrome acute coronary syndrome dco ortho damage control orthopedics orthopedics cerebral palsy case study thalassemia hematology patent ductus arteriosus ventricular septal defect vsd acyanotic congenital heart disease congenital heart disease pda laparoscopy pneumoperitoneum symptoms git signs gastrointestinal system family planning intrauterine devides iucd