Is ultrasound alone enough for prenatal screening of trisomy 18? A single centre experience in 69 cases over 10 years.
Lai
S
S
Prenatal Diagnosis and Counselling Clinic, Department of Obstetrics and Gynaecology, Kwong Wah Hospital, Kowloon, HKSAR, China. soniawml@hotmail.com
Lau
W L
WL
Leung
W C
WC
Lai
F K
FK
Chin
R
R