Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleDeceased co-twin as a cause of false positive amniotic fluid AFP and AChE.AuthorsWinsor, Elizabeth J. T.; Brown, B. St. John; Luther, Edwin R.; Heifetz, Stephen A.; Welch, J. Philip; Winsor, E J; Brown, B S; Luther, E R; Heifetz, S A; Welch, J PPublicationPrenatal Diagnosis, 1987, Vol 7, Issue 7, p485ISSN0197-3851Publication typejournal articleDOI10.1002/pd.1970070704