Here is a review article by Ko, Diep and Lam on a new technology using portable translingual neurostimulation for stroke, balance disorders and other chronic neurological conditions.
Introduction: There is a paucity of long-term treatment benefit and safety data of botulinum toxin A (BTX-A) for cervical dystonia (CD) and myofascial neck pain syndrome (MPS). Additionally, the prevalence of adjunct modality uses during this period is unknown despite evolving practices.
These videos include footage from the first Canadian prolotherapy workshop held in 2017. The teachers include Dr. Adrian Gretton from Calgary, and Dr. Erik Ouellette from Ottawa, both extremely knowledgeable prolotherapists who teach in Canada and internationally. If you are interested in learning prolotherapy well, these videos are highly recommended. Many people claim to use prolotherapy but not everyone has the same solid, safe and well-rounded background. This is a good way to make sure you are practising correctly, for a very reasonable fee. (Also note you can purchase mp4s from the 2019 annual conference!)