[1] MNJ Inst Oncol & Reg Canc Ctr, Med Oncol, Hyderabad, Andhra Prades, India
[2] Lund Univ, Fac Med, Lund, Sweden
[3] Two Worlds Canc Collaborat INCTR Canada, Vancouver, BC, Canada
[4] MNJ Inst Oncol & Reg Canc Ctr, Pain & Palliat Med Dept, Hyderabad, Andhra Prades, India
[5] Two Worlds Canc Collaborat INCTR Canada, Palliat Access PAX Program India, Vancouver, BC, Canada
[6] Lund Univ, Skane Univ Hosp, Oncol, Dept Clin Sci Lund, Lund, Sweden
[7] Lund Univ, Skane Univ Hosp, Paediat, Dept Clin Sci Lund, Lund, Sweden
[8] Lund Univ, Inst Palliat Care, Fac Med, Dept Clin Sci Lund, Lund, Sweden