Effect of intensive weekend mindfulness-based intervention on BDNF, mitochondria function, and anxiety. A randomized, crossover clinical trial oleh Patama Gomutbutra, MD, Tiam Srikamjak, MA, Ladarat Sapinun, MS, Sukonta Kunaphanh, MS, Nalinee Yingchankul, MD, Nattayaporn Apaijai, PhD, Krekwit Shinlapawittayatorn, MD.PhD, Rochana Phuackchantuck, MS, Nipon Chattipakorn, MD,PhD, Siriporn Chattipakorn, DDS, PhD