A systematic literature review on the efficacy–effectiveness gap: comparison of randomized controlled trials and observational studies of glucose-lowering drugs by Ankarfeldt MZ, Adalsteinsson E, Groenwold RHH, Ali MS, Klungel OH

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Assessment of channeling bias among initiators of glucose-lowering drugs: A UK cohort study [Corrigendum] by Ankarfeldt MZ, Thorsted BL, Groenwold RHH, Adalsteinsson E, Ali MS, Klungel OH

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Assessment of channeling bias among initiators of glucose-lowering drugs: A UK cohort study by Ankarfeldt MZ, Thorsted BL, Groenwold RHH, Adalsteinsson E, Ali MS, Klungel OH

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Instrumental variables to test for unmeasured confounding: a precautionary note by Ali, MS, Khalid, S, Groenwold, RHH, Collins, GS, Klungel, OH, Prieto-Alhambra, D

Do self-management interventions in COPD patients work and which patients benefit most? An individual patient data meta-analysis by Jonkman NH, Westl, H, Trappenburg JCA, Groenwold RHH, Bischoff EW, Bourbeau J, Bucknall CE, Coultas D, Effing TW, Epton MJ, Gallefoss F, Garcia-Aymerich J, Lloyd SM, Monninkhof EM, Nguyen HQ, van der Palen J, Rice KL, Sedeno M, Taylor SJC, Troosters T, Zwar NA, Hoes AW, Schuurmans MJ

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Association of menopausal characteristics and risk of coronary heart disease: a pan-European case-cohort analysis. by Dam, V, Van Der Schouw, YT, Onland-Moret, NC, Groenwold, RHH, Peters, SAE, Burgess, S, Wood, AM, Chirlaque, M-D, Moons, KGM, Oliver-Williams, C, Schuit, E, Tikk, K, Weiderpass, E, Holm, M, Tjønneland, A, Kühn, T, Fortner, RT, Trichopoulou, A, Karakatsani, A, La Vecchia, C, Ferrari, P, Gunter, M, Masala, G, Sieri, S, Tumino, R, Panico, S, Boer, JMA, Verschuren, WMM, Salamanca-Fernández, E, Arriola, L, Moreno-Iribas, C, Engström, G, Melander, O, Nordendahl, M, Wennberg, P, Key, TJ, Colorado-Yohar, S, Matullo, G, Overvad, K, Clavel-Chapelon, F, Boeing, H, Quiros, JR, Di Angelantonio, E, Langenberg, C, Sweeting, MJ, Riboli, E, Wareham, NJ, Danesh, J, Butterworth, A