Play has a role in cancer treatment. Just as yoga, pranayama and physical training do, as a growing number of hospitals and doctors across the country are now realising.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/not-just-medicine-doctors-enlist-yoga-india%E2%80%99s-fight-against-cancer
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cancer
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/children
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health