relevant DDA clinical trial using PDT on NMIBC in Korea....91% of patients were tumor free after 1 yr,.. 64% after 2yrs, 60% after 30mths....34 patients treated july 2009 thru dec 2011
https://photoimmune.org/bladder-cancer-bremachlorin-pdt-shows-great-promise/
good to know Aubrey