A multicenter open-label phase II trial to evaluate nivolumab and ipilimumab for 2nd line therapy in elderly patients with advanced esophageal squamous cell cancer (RAMONA).
Nadja M Meindl-BeinkerJohannes BetgeTobias GuttingElke BurgermeisterSebastian BelleTianzuo ZhanNadine SchulteMartin MaenzMatthias P EbertNicolai HaertelPublished in: BMC cancer (2019)
EudraCT Number: 2017-002056-86 ; NCT03416244 , registered: 31.1.2018.