Carsin AE, Zock JP, Jarvis D, Basagana X, Heinrich J, Toren K, Janson C, Anto JM, Sunyer J. Serum total immunoglobulin E is a surrogate of atopy in adult-onset asthma: a longitudinal study. Int Arch Allergy Immunol. 2013;160(4):387-92. doi: 10.1159/000342464
Espuga M, Munoz X, Plana E, Ramon MA, Morell F, Sunyer J. Prevalence of possible occupational asthma in hairdressers working in hair salons for women. Int Arch Allergy Immunol. 2011;154(4):379-88.
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.