[1] Mahamana Pandit Madan Mohan Malaviya Canc Ctr & Ho, Tata Mem Ctr, Varanasi Canc Registry, Varanasi, Uttar Pradesh, India
[2] Mahamana Pandit Madan Mohan Malaviya Canc Ctr & Ho, Tata Mem Ctr, Dept Prevent Oncol, Varanasi 221005, Uttar Pradesh, India
[3] Mahamana Pandit Madan Mohan Malaviya Canc Ctr & Ho, Tata Mem Ctr, Dept Radiat Oncol, Varanasi, Uttar Pradesh, India
[4] Mahamana Pandit Madan Mohan Malaviya Canc Ctr & Ho, Tata Mem Ctr, Dept Med Superintendent, Varanasi, Uttar Pradesh, India
[5] Tata Mem Hosp, Homi Bhabha Natl Inst, Mumbai, India
[6] Tata Mem Hosp, Unit Strengthening Cause Death Data, Mumbai, India
[7] Tata Mem Hosp, Ctr Canc Epidemiol, Mumbai, India
[8] Tata Mem Hosp, Adv Ctr Treatment Res & Educ Canc, Mumbai, India
[9] Tata Mem Hosp, Dept Surg Oncol, Mumbai, India