Surgery for refractory constipation should be a last resort, used only after comprehensive physiologic and psychological ...

A new clinical practice update outlines a stepwise approach to diagnosing and managing refractory constipation before ...

Refractory metals are a class of metallic materials that offer superior heat resistance and very high melting points. While the exact definition of which elements are included in this group varies, ...

Refractory has always been an integral part on any steam-generating boiler. Refractory materials are used for filling gaps and openings to keep the fire inside the furnace, lining ash hoppers (wet and ...