Alle patienter fik studiebehandling som initial behandling for lokalt fremskreden eller metastatisk NSCLC, og patienterne i begge behandlingsgrupper fik fuldstændigt dækkende tilskud af folsyre og vitamin B 12.
All patients received study therapy as initial treatment for locally advanced or metastatic NSCLC and patients in both treatment groups were fully supplemented with folic acid and vitamin B12.