How to: parasol opzetten | Borek Zermatt 300x300cm | Kees Smit Tuinmeubelen - YouTube
Mendes Wood DM | Maaike Schoorel
Longitudinal reference ranges for ductus venosus flow velocities and waveform indices - Kessler - 2006 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library