TY - GEN AU - Trounson,A L TI - Preimplantation genetic diagnosis--counting chickens before they hatch? SN - 0268-1161 PY - 1992///0903 KW - Chromosome Aberrations KW - diagnosis KW - Chromosome Disorders KW - Diagnostic Errors KW - Embryonic Development KW - genetics KW - Female KW - Humans KW - Polymerase Chain Reaction KW - Pregnancy KW - Prenatal Diagnosis KW - methods N1 - Publication Type: Editorial ER -