In 1991 Brigitte Berendonk and Werner Franke , two opponents of the doping, published several theses which had been drafted former researchers in the GDR doping products which were at the Military Medical Academy Bad Saarow. Based on this work, in their book (translated from German as Doping Documents ) they were able to reconstruct the practice of doping as it was organized by the State on many great athletes from the GDR, including Marita Koch and Heike Drechsler , who have denied the allegations. Brigitte Berendonk survived a 1993 lawsuit where Drechsler accused her of lying. The lawsuit essentially validates the book. [ improper synthesis? ]  
Athletes may obtain banned medicines from physicians, pharmacists, retail outlets, health and lifestyle magazines, gymnasiums, coaches, family members, fellow athletes, the internet and the black market. Many GPs may prescribe unwittingly for what they trust is a genuine , 14 & 16 With the banning of amphetamine, those prone to doping turned to over-the-counter (OTC) medicines containing ephedrine, pseudoephedrine, phenylephrine and phenylpropanolamine, available for purchase in community pharmacies. Banned drugs, including anabolic steroids, are widely advertised in lifestyle magazines and gymnasiums and there are no controls on mail order and internet sales.