India, March 16 -- Among the tall, statuesque models, seeing the petite Toshada Uma saunter down the ramp is a breeze of fresh air. All of 4 feet 9 inches, the Mumbai-based 25-year-old is slaying with her unbridled oomph and is breaking all stereotypes in the world of fashion. But the journey till here hasn't been easy for Uma, who started facing extensive hair loss when she was 10. Naturally, modelling was not one of her top career choices. At the age of 17, the petite lady was scouted for an e-commerce shoot....