chhabra, puneet, dutt law, arjun, suri, dr vikas, malhotra, dr pankaj and varma, dr subhash (2012) “Methotrexate induced lung injury in a patient with primary CNS lymphoma: A case report”, Mediterranean Journal of Hematology and Infectious Diseases, 4(1), p. e2012020. doi: 10.4084/mjhid.2012.020.