2 results
Approved WMOCompleted
To compare the efficacy and safety of dilation of recurrent benign esophageal strictures by using a degradable self-expanding stent or standard dilation therapy.
Approved WMOCompleted
The primary objectives of the present study are to compare the effect of pretreatment with two different fractional laser modalities (CO2 and Er:YAG laser) on topical anesthesia and to compare the anesthetic effect of two different topical…