TY - JOUR AN - 8 AU - Kringlen,E. TI - Twin studies in schizophrenia with special emphasis on concordance figures. JO - Am J Med Genet PY - 2000 VL - 97 (1) SP - 4-11 M2 - 4 DO - 10.1002/(SICI)1096-8628(200021)97:1<4::AID-AJMG2>3.0.CO;2-J ER -