TY - RPRT TI - Childhood depression. A longitudinal perspective. AU - E O Poznanski AU - V Krahenbuhl AU - J P Zrull PY - 1976 DO - 10.1016/s0002-7138(09)61623-x UR - https://pubmed.ncbi.nlm.nih.gov/965625/ ID - 965625 ER -