Authors: Janssens, HM Heijnen, EMEW de Jong, VM Hop, WCJ Holland, WPJ de Jongste, JC Tiddens, HAWM

Citation: Hm. Janssens et al., Aerosol delivery from spacers in wheezy infants: a daily life study, EUR RESP J, 16(5), 2000, pp. 850-856