Mumbai, Sept. 13 -- Till a month ago, Chhattisgarh resident Kumud Patel, 26, and Mumbai resident Bharti Thakkar, 50, were complete strangers. They have only one thing in common - both suffer from end stage kidney disease and require urgent kidney transplants.Patel's maternal uncle, Mukesh Kumar, is ready to donate her a kidney but his blood group (B-positive) does not match hers. Thakkar's ...