1. Even some skeptical out-of-towners adopt the practice.

2. 3468 Amnios (58 sets of twins) offered for maternal age > 35 years (1997–2004) I: Trainees and specialists: 1125 women with low-risk CFTS (2003–2004) L: Total, unintended and procedure-related losses within 2, 4, 6 and 10 weeks, < 24 weeks and neonatal losses: Towner (2007) 22: USA: Retrospective, multicenter