Ghosh, IMallick, IRay, S2016-02-162016-02-162015-01Ghosh I, Mallick I, Ray S. Feasibility and efficacy of salvage radiotherapy with concurrent weekly topotecan in recurrent primitive neuroectodermal tumor. Indian Journal of Cancer. 2015 Jan-Mar; 52(1): 25-26.0019-509Xhttp://imsear.searo.who.int/handle/123456789/173083enFeasibility and efficacy of salvage radiotherapy with concurrent weekly topotecan in recurrent primitive neuroectodermal tumor.Article