DiTrapani J, Rockwood N, Jeon M. Explanatory IRT analysis using the SPIRT macro in SPSS. TQMP. 2018;14(2):81-98. doi: 10.20982/tqmp.14.2.p081
Martín-Merino E, Fortuny J, Rivero-Ferrer E, Lind M, Garcia Rodriguez LA. Risk factors for diabetic macular oedema in type 2 diabetes: a case-control study in a United Kingdom primary care setting. Prim Care Diabetes. 2017 Jun;11(3):288-96. doi: 10.1016/j.pcd.2017.03.002
Martin-Merino E, Fortuny J, Rivero-Ferrer E, Lind M, Garcia-Rodriguez LA. Risk factors for diabetic retinopathy in people with type 2 diabetes: a case-control study in a UK primary care setting. Prim Care Diabetes. 2016 Aug;10(4):300-8. doi: 10.1016/j.pcd.2016.01.002.
Groenwold RH, Klungel OH, Altman DJ, van der Graaf Y, Hoes AW, Moons KG, Rivero E, Fortuny J, PROTECT WP2. Adjustment for continuous confounders: an example of how to prevent residual confounding. Can Med Assoc J. 2013 Mar 19;185(5):401-6. doi: 10.1503/cmaj.120592
Huybrechts KF, Rothman KJ, Silliman RA, Brookhart MA, Schneeweiss S. Risk of death and hospital admission for major medical events after initiation of psychotropic medications in older adults admitted to nursing homes. Can Med Assoc J. 2011 Apr 1;183(7):E411-9.
Rubino A, Rousculp MD, Davis KL, Wang J, Girach A. Diagnosed diabetic retinopathy in France, Italy, Spain, and the United Kingdom. Prim Care Diabetes. 2007 Jun;1(2):75-80.