System and method for providing a Web content provision service using a subscriber terminal in an exchange system. They are applicable in the treatment of infectious and neoplastic diseases. When a modification occurs to cached pcell data, an update is made to the appropriate counters). The present invention also includes a scope, specifying a range for which any request may be applied. Upon each actuation, the device delivers a cap and fastener to a work surface, for example, during the attachment of a sheet-like material to the work surface. The coefficient of thermal expansion shall be equal to or larger than 3.