Quantile Regression with Count Data

I stumbled upon this paper recently: Reforming health care: Evidence from quantile regressions for counts Rainer Winkelmann Journal of Health Economics 25 (2006) 131–145 "Basically, the approach transforms the discrete data problem into a continuous data problem by adding a random uniform variable to each count. The quantile regression functions of the transformed variable can then be estimated using standard quantile regression software. To interpret the results, one can compare the freely esti