Human gallbladder wall section showing from up to down: simple columnar epithelium, lamina propria, smooth muscle fibers and connective tissue. X75 Stock Photo - Alamy
Photomicrograph of a vallate papilla showing the lamina propria... | Download Scientific Diagram
Lamina propria: The functional center of the bladder? - Andersson - 2014 - Neurourology and Urodynamics - Wiley Online Library