%0 Journal Article %J Advances in Psychiatry and Neurology/Postępy Psychiatrii i Neurologii %@ 1230-2813 %V 28 %N 2 %D 2019 %F of Authors2019 %T The Warsaw Declaration II %A of Authors, Group %P 81-82 %9 journal article %R 10.5114/ppn.2019.86251 %U http://dx.doi.org/10.5114/ppn.2019.86251