Badania i źródła:

https://www.ncbi.nlm.nih.gov/ https://pubmed.ncbi.nlm.nih.gov/29337906/ https://pubmed.ncbi.nlm.nih.gov/30368550/ https://www.oarsijournal.com/article/S1063-4584(16)00389-7/fulltext https://pubmed.ncbi.nlm.nih.gov/26353786/ https://pubmed.ncbi.nlm.nih.gov/22956862/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4970562/ https://pubmed.ncbi.nlm.nih.gov/