aRadiation Medicine Centre, Bhabha Atomic Research Centre, Tata Memorial Hospital Annexe, Mumbai, India, 

bRadiation Medicine Centre (BARC), Homi Bhabha National Institute, Mumbai, India and 

cDepartment of Radiation Oncology, the Cama & Albless Hospital, Mumbai, India

Received 18 October 2023 Accepted 28 December 2023.

Correspondence to: Dr Sandip Basu, MBBS (Hons), DRM, DNB, MNAMS, Radiation Medicine Centre (BARC), Tata Memorial Hospital Annexe, Jerbai Wadia Road, Parel, Mumbai 400012, India Tel: +91 22 2414 9428; fax: +91 22 2415 7098; e-mail: [email protected]