Mumbai, Jan 9 (PTI) Relatives of a 56-year-old woman who died after surgery at a city hospital have approached the Maharashtra Medical Council, claiming she died due to “gross negligence” of the hospital. They said the hospital convinced them that the patient needed to undergo a new and expensive heart valve procedure, claiming it was “200 per cent safe”. “My mother-in-law Manju Bafna died a fortnight ago after being discharged from the hospital while still in coma,” said Sanjay Bharkatia.…