A case control analysis of pattern and risk factors for pulmonary dysfunction amongst childhood cancer survivors: a single centre study from a low-middle income setting. - Malhotra, Payal; Jain, Sandeep; Sharma, Rahul; Pahuja, Anjali; Goyal, Rajiv; Sharma, Anurag; Kapoor, Gauri (Pediatric Hematology & Oncology, 2025)