AU  - Valenti C, Schutta EJ, Kehaty T
TI  - CYtogenetic diagnosis of down's syndrome in utero
PT  - JOUR
DP  - 1969
TA  - JAMA
pages = {1513-1515},
VI  - 207
IP  - 8
AID  - 10.1001/jama.1969.03150210097018 [doi]
4100  - http://dx.doi.org/10.1001/jama.1969.03150210097018
SO  - JAMA February 24, 1969 207(8):1513