TY - GEN AU - Bakketeig,L S AU - Eik-Nes,S H AU - Jacobsen,G AU - Ulstein,M K AU - Brodtkorb,C J AU - Balstad,P AU - Ericksen,B C AU - Jörgensen,N P TI - Diagnostic ultrasound in pregnancy SN - 0140-6736 PY - 1984///1101 KW - Female KW - Humans KW - Norway KW - Pregnancy KW - Prenatal Diagnosis KW - Ultrasonography N1 - Publication Type: Letter UR - https://doi.org/10.1016/s0140-6736(84)92641-2 ER -