Links

Xing, LinkedIn
Practical Wing Chun Hong Kong (international headquarters, grandmaster Wan Kam Leung)
Practical Wing Chun Germany (german establishment, european representative Jürgen Harlander)
Senshido International (informations about Senshido and its founder + online-shop)
Senshido Germany (Senshido, fitness, meditation in Landshut with Norbert Matausch)
Threat-Recognition-Trainer (tool for improving skills of evaluation of situations)
Cologne List (database of supplements, tested on prohormones respectively anabolic substances and stimulants)
ISBS (archive of sport scientific publications from biomechanics)