Lifelong vegetarianism and breast cancer risk: a large multicentre case control study in India by Gathani, T, Barnes, I, Ali, R, Arumugham, R, Chacko, R, Digumarti, R, Jivarajani, P, Kannan, R, Loknatha, D, Malhotra, H, Mathew, BS, Indox Cancer Research Network Collaborators