The EPA’s own study on the effectiveness of chlorine dioxide can be found in the
Alternative Disinfectants and Oxidants Guidance Manual (EPA 815-R-99-014, April 1999). The pertinent section will be found at the bottom of the (virtual) page 19, which is (document) page 4-19, section 4.4.3.2.
If someone knows the dosage measurement in grams of the Micropur MP1 tablets, a comparison to the EPA published results can be made.