Dear list-member,
Thanks for your responses! It turned out that I made the mistake myself; a typo! After correction the trigger function worked just fine! Sorry to have bothered you with this!
Regards,
Geert Verhaag
National Expert and Training Centre for Breast Cancer Screening (LRCB)
UMC St. Radboud / UMC Nijmegen
451, LRCB
P.O. Box 9101, 6500 HB Nijmegen, Netherlands
Tel: +31.24.36(17551/16706)
E-mail: g(dot)verhaag(at)lrcb(dot)umcn(dot)nl