2 Unité de Recherche Clinique, Groupe Hospitalier Saint-Louis-Lariboisière-Fernand Widal, AP-HP, Université Paris 7, Paris, France Background The physiotherapy dynamic humeral centring (DHC) aims to ...
One of the four DHC-6-300s operated by the National Oceanic and Atmospheric Administration, which uses the Twin Otter to conduct aerial surveys. Credit: NOAA Born in the 1960s, discontinued for two ...