title: The relationship between the physician and pharmaceutical industry: background ethics and regulation proposals.
authors: Frieder Keller, Medical Department I, Nephrology, Ulm University Hospital, Ulm, Germany, frieder.keller@uni-ulm.de.
authors: Frieder
authors: F
authors: Keller
authors: Krzysztof
authors: K
authors: Marczewski
authors: Draško
authors: D
authors: Pavlović