The family of a four-year-old boy, Nelson Emale, who was diagnosed with congenital heart defect, known as Tetralogy of Fallot, has called on Nigerians for financial assistance. According to a letter from a Consultant Paediatrician and Paediatric Cardiologist at the Samara Heart Foundation, Dr. Angela Odike, seen by PUNCH Metro on Tuesday, Emale’s condition was