May, JamesDuncan, ColinMol, BenBhattacharya, SiladityaDaniels, JaneMiddleton, LeeHewitt, CatherineCoomarasamy, ArriJurkovic, DavorBourne, TomBottomley, CeciliaPeace-Gadsby, AlexandraDoust, AnnTong, StephenHorne, Andrew W2019-05-302019-05-302018-11-20May, J, Duncan, C, Mol, B, Bhattacharya, S, Daniels, J, Middleton, L, Hewitt, C, Coomarasamy, A, Jurkovic, D, Bourne, T, Bottomley, C, Peace-Gadsby, A, Doust, A, Tong, S & Horne, A W 2018, 'A multi-centre, double-blind, placebo-controlled, randomised trial of combination methotrexate and gefitinib versus methotrexate alone to treat tubal ectopic pregnancies (GEM3) : trial protocol', Trials, vol. 19, 643. https://doi.org/10.1186/s13063-018-3008-61745-6215PubMedCentral: PMC6247635http://hdl.handle.net/2164/123271023615engSDG 3 - Good Health and Well-beingAbortifacient Agents, Nonsteroidal/administration & dosageAdolescentAdultClinical Trials, Phase III as TopicDouble-Blind MethodDrug Therapy, CombinationErbB Receptors/antagonists & inhibitorsFemaleGefitinib/administration & dosageHumansMethotrexate/administration & dosageMiddle AgedMulticenter Studies as TopicPregnancyPregnancy, Tubal/diagnosisProtein Kinase Inhibitors/administration & dosageRandomized Controlled Trials as TopicTime FactorsTreatment OutcomeUnited KingdomYoung AdultR MedicineSupplementary DataRJournal article10.1186/s13063-018-3008-619