Here you will find reliable references to literature, studies and information that form the core of our expertise and have been used to write the information on the website. Whether you are looking for in-depth scientific insights or just want to feed your curiosity.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://pubmed.ncbi.nlm.nih.gov/30604183/
https://www.sciencedirect.com/science/article/pii/S0924977X13003519
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.sciencedirect.com/science/article/pii/S0924977X13003519
http://www.maps.org/research-archive/psilo/psilo_ib.pdf
https://www.csam-asam.org/sites/default/files/pdf/misc/Grob_Article.pdf
https://www.jstor.org/stable/41762224?seq=1#page_scan_tab_contents
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pubmed/13609599
https://www.ncbi.nlm.nih.gov/pubmed/25253275
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.sciencedirect.com/science/article/pii/S0165032707000523
https://www.ncbi.nlm.nih.gov/pubmed/22308440/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4529365/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3277566/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.nature.com/npp/journal/v20/n5/abs/1395291a.html
https://link.springer.com/article/10.1007/s00213-003-1640-6
https://link.springer.com/article/10.1007/s00213-003-1640-6
https://www.ncbi.nlm.nih.gov/pubmed/9204776
https://www.nature.com/articles/1395291
https://link.springer.com/article/10.1007/s00213-003-1640-6
https://www.sciencedirect.com/science/article/pii/S0924977X13003519
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pubmed/24444771
https://www.ncbi.nlm.nih.gov/pubmed/27210031
https://www.ncbi.nlm.nih.gov/pubmed/30369890
https://www.csam-asam.org/sites/default/files/pdf/misc/Grob_Article.pdf
https://www.ncbi.nlm.nih.gov/pubmed/30102082
https://www.ncbi.nlm.nih.gov/pubmed/20819978
https://www.ncbi.nlm.nih.gov/pubmed/30102082
https://www.ncbi.nlm.nih.gov/pubmed/20819978
https://www.ncbi.nlm.nih.gov/pubmed/27909165
https://www.ncbi.nlm.nih.gov/pubmed/17196053
http://www.tandfonline.com/doi/abs/10.1271/bbb.90095
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
http://jop.sagepub.com/content/early/2014/09/12/0269881114550935
https://www.ncbi.nlm.nih.gov/pubmed/25586396/
https://www.ncbi.nlm.nih.gov/pubmed/25213996
https://www.ncbi.nlm.nih.gov/pubmed/25213996
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5509636/
https://www.ncbi.nlm.nih.gov/pubmed/30260256
https://www.ncbi.nlm.nih.gov/pubmed/28401522
https://www.ncbi.nlm.nih.gov/pubmed/16826400
https://www.ncbi.nlm.nih.gov/pubmed/18593735
https://www.ncbi.nlm.nih.gov/pubmed/23727882
https://www.ncbi.nlm.nih.gov/pubmed/23727882
https://www.ncbi.nlm.nih.gov/pubmed/20600466
https://www.ncbi.nlm.nih.gov/pubmed/20600466
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5867510/
https://www.ncbi.nlm.nih.gov/pubmed/29761009
https://www.ncbi.nlm.nih.gov/pubmed/23727882
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6082376/
https://www.ncbi.nlm.nih.gov/pubmed/22578254
https://www.ncbi.nlm.nih.gov/pubmed/24882567
https://www.ncbi.nlm.nih.gov/pubmed/28957662
https://www.ncbi.nlm.nih.gov/pubmed/14615876
https://www.ncbi.nlm.nih.gov/pubmed/28585222
https://www.ncbi.nlm.nih.gov/pubmed/28625125
https://www.ncbi.nlm.nih.gov/pubmed/28625125
https://www.ncbi.nlm.nih.gov/pubmed/30288594
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5853825/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5853825/
https://www.ncbi.nlm.nih.gov/pubmed/18562421/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6146157/
https://www.ncbi.nlm.nih.gov/pubmed/30062577
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5603818/
https://www.ncbi.nlm.nih.gov/pubmed/30240282
https://maps.org/news-letters/v09n4/09410con.bk.html
https://www.ncbi.nlm.nih.gov/pubmed/24715619
https://www.ncbi.nlm.nih.gov/pubmed/16801660