Crowe HM, Wesselink AK, Wise LA, Jick SS, Rothman KJ, Mikkelsen EM, Sorensen HT, Hatch EE. Pre-pregnancy migraine diagnosis, medication use, and spontaneous abortion: a prospective cohort study. J. Headache Pain. 2022 Dec 20;23(1):162. doi: 10.1186/s10194-022-01533-6
Matharu M, Pascual J, Nilsson Remahl I, Odom D, Gutierrez L, Andrews E, Largent J, Johannes C. EHMTI-0192. Onabotulinumtoxina prophylaxis in chronic migraine utilization and patient characteristics: observational study in the European Union. Poster presented at the 4th European Headache and Migraine Trust International Congress 2014; September 2014. Copenhagen, Denmark. [abstract] J. Headache Pain. 2014 Sep 18; 15(Suppl 1):G24. doi: 10.1186/1129-2377-15-S1-G24
Whalley D, McKenna SP, de Jong Z, van der Heijde D. Quality of life in rheumatoid arthritis. Br J Rheumatol. 1997;36(8):884-8.
de Jong Z, van der Heijde D, McKenna SP, Whalley D. The reliability and construct validity of the RAQoL: a rheumatoid arthritis-specific quality of life instrument. Br J Rheumatol. 1997;36(8):878-83.