B. Berg

Hypokalaemia in Healthy Volunteers after Single and Multiple Doses of Formoterol or Salbutamol

R. Jonkers, C. Boxtel, R. Louwerse, 1998, Clinical drug investigation.

Evaluation of different doses of formoterol from a newly developed powder inhalation device in asthmatic patients

J. Smeets, C. Boxtel, B. Berg, 1995, Fundamental & clinical pharmacology.

Determination by HPLC with electrochemical detection of formoterol RR and SS enantiomers in urine

C. Boxtel, G. Kaiser, J. Butter, 1996 .