Hi sunfun,
We've had a lot of talk about
this lately but I recommend the Doctors' Data urine test. It's $60 each for two urine tests- one unprovoked and one after DMSA. Mine seemed to be very accurate
/www.doctorsdata.com/contact/www.healingwell.com/community/default.aspx?f=30&m=3520821www.healingwell.com/community/default.aspx?f=30&m=3546569