TY - GEN AU - Sulcová,J AU - Novotná,Z TI - [Prevention of orthopedic defects in preschool children] SN - 0069-2328 PY - 1968///0603 KW - Child, Preschool KW - Czechoslovakia KW - Humans KW - Orthopedics KW - Posture KW - School Health Services N1 - Publication Type: Journal Article ER -