Figure 3.
Transabdominal ultrasound image of the allantoic and amnionic fluid pockets obtained with a 5.0 MHz curvilinear transducer. The amnionic membrane divides the 2 pockets (arrow).
Troedsson Acta Veterinaria Scandinavica 2007 49(Suppl 1):S9 doi:10.1186/1751-0147-49-S1-S9