CallHealth Services Pvt Ltd, a Hyderabad-based healthcare services aggregator, has raised INR 40 crore in a funding round from a clutch of investors including former Indian cricketer Sachin Tendulkar (who invested INR 12 Crore), India’s top female badminton player PV Sindhu (who invested INR 4 Crore) and former badminton player Pullela Gopichand (who invested INR 4 Crore).