Cutting

Scope and Content

R. HArris, R.F. Jennison, A.J. Barson, K.M. Laurence, E. Ruoslahti, M. Seppälä. 'Comparison of amniotic-fluid and maternal serum alpha-fetoprotein levels in the early antenatal diagnosis of spina bifida and anencephaly', Lancet, 16th March 1974.