Christensen T, Riis AH, Hatch EE, Wise LA, Nielsen MG, Rothman KJ, Toft Sorensen H, Mikkelsen EM. Costs and efficiency of online and offline recruitment methods: a web-based cohort study. J Med Internet Res. 2017 Mar 1;19(3):e58. doi: 10.2196/jmir.6716
Candrilli SD, Manjunath R, Davis KL, Gidal BE. The association between antiepileptic drug and HMG-CoA reductase inhibitor co-medication and cholesterol management in patients with epilepsy. Epilepsy Res. 2010 Oct 1;91(2-3):260-6.
Garcia-Esteve L, Navarro P, Ascaso C, Torres A, Aguado J, Gelabert E, Martin-Santos R. Family caregiver role and premenstrual syndrome as associated factors for postnatal depression. Arch Womens Ment Health. 2008 Jul;11(3):193-200.