Documents Radonbalneology Prof. Dr.med. habil. Dr.rer.nat. Helmut G. Pratzel President of the International...

Slide 1Radonbalneology Prof. Dr.med. habil. Dr.rer.nat. Helmut G. Pratzel President of the International Society of Medical Hydrology and Climatology (I.S.M.H.) Prof. Dr.med.…