Prof Richard Sullivan speaks to Prof Arnie Purushotham at the Choosing Treatments Wisely event in Kolkata about Prof Purushotham's work with Tata Trusts and their cancer care program.

Prof Purushotham describes the Tata Trusts vision for cancer care transformation across India and some of the initial challenges of such an ambitious project, which is being focused at present in Assam.

He explains that late stage presentation is proving a major challenge due to lack of awareness and screening programs but that big program's are being developed to change this.