Authors: Stalman, WAB van Essen, GA van der Graaf, Y

Citation: Wab. Stalman et al., Determinants for the course of acute sinusitis in adult general practice patients, POSTG MED J, 77(914), 2001, pp. 778-782

Authors: van Bommel, MJJ Numans, ME de Wit, NJ Stalman, WAB

Citation: Mjj. Van Bommel et al., Consultations and referrals for dyspepsia in general practice - a one yeardatabase survey, POSTG MED J, 77(910), 2001, pp. 514-518