Faculty of Medicine;
Umm Al-Qura University;
Makkah 21514;
Saudi Arabia;
King Abdullah Medical City;
Makkah 21514;
Saudi Arabia;
Beatson West of Scotland Cancer Centre;
Glasgow G120YN;
United Kingdom;
Chemotherapy; Chemoradiotherapy; Small cell carcinoma; Oesophageal cancer; Pallaitive chemotherapy; Radiotherapy;