Kay ea 1986
Kay S.R., Fiszbein A., Lindenmayer J.-P. et al. Positive and negative syndromes in schizophrenia as a function of chronicity. - Acta. Psychiatr. Scand., 1986, v. 74, pp. 507- 518.
Kay S.R., Fiszbein A., Lindenmayer J.-P. et al. Positive and negative syndromes in schizophrenia as a function of chronicity. - Acta. Psychiatr. Scand., 1986, v. 74, pp. 507- 518.
