Introduction into Polarity Analysis by Heiner Frei - YouTube
Helios Homeopathy - Shop - Polarity Analysis In Homeopathy
Mental Illness in Children & Polarity Analysis According to Boenninghausen- 1 DVD, Heiner Frei, Congress from March 20, 2011 - Day 3 with Heiner Frei - Narayana Verlag
Polarity Analysis — Heiner Frei MD
An inspiring talk on POLARITY ANALYSIS and HOMOEOPATHY by Dr Heiner Frei - YouTube