For months now, Anubha Mahajan has been forced to use a coat hanger as a makeshift intravenous drip stand by the side of her bed, to provide some pain relief in lieu of the regular hospital treatment she used to receive to ease her suffering.The 28-year-old resident of Gurugram, in North India’s Haryana state, has been living with complex regional pain syndrome – a rare neurological disorder characterised by intense bouts of agony – for almost seven years now, but since March has been unable to…