Although there is no standard size for a chest of drawers, the most common size is 38 inches wide. A chest of drawers this size is small enough to fit in most bedrooms, but large enough to have ample storage space. The drawers are also small enough that they won't buckle or sag over time.
A duplex is defined as a house or building with two separate units. An example of a duplex is a house with two living units with a common wall. 1  double; twofold.  designating or of a system of telegraphy in which two messages may be sent simultaneously in opposite directions over a single circuit.
Duplex Ultrasound. Duplex ultrasound is a non-invasive evaluation of blood flow through your arteries and veins . This test provides information to help your vascular surgeon make a sound diagnosis and outline a treatment plan. Accuracy is critical, so ultrasound testing should ALWAYS be performed by a credentialed sonographer in an accredited vascular laboratory.