(Q57313595)
Statements
Spirometry expert support in family practice: a cluster-randomised trial (English)
Johanna E Jacobs
Reinier P Akkermans
Pieter F de Vries Robbé
Patrick J P Poels
Tjard R J Schermer
Bart P A Thoonen
Philip H Quanjer
Ben J A M Bottema
1 September 2009