Peyman H, Esterberg E, Obermuller D, Bartsch R. Bone evaluation study-2: update on the epidemiology of osteoporosis in Germany. Dtsch Arztebl Int. 2024 Apr 9;19(1):26. doi: 10.1007/s11657-024-01380-9
Julvez J, Forns M, Ribas-Fito N, Mazon C, Torrent M, Garcia-Esteban R, Ellison-Loschmann L, Sunyer J. Psychometric characteristics of the California Preschool Social Competence Scale in a spanish population sample. Early Educ Dev. 2008;19(5):795-815.
Reed (Earnshaw) SJ, Reed JH. The use of statistical quality control charts in monitoring interviewers. Proceedings of the Survey Research Methods Section, American Statistical Association. 1997 Jan;893-8.