Authors: Borsboom, GJJM van Pelt, W van Houwelingen, HC van Vianen, BG Schouten, JP Quanjer, PH

Citation: Gjjm. Borsboom et al., Diurnal variation in lung function in subgroups from two Dutch populations- Consequences for longitudinal analysis, AM J R CRIT, 159(4), 1999, pp. 1163-1171