Disclosed are systems and methods in which call intelligence, such as may be disposed in communication with signaling systems utilized in controlling calls, is used to provide information for making determinations with respect to the treatment of calls. In a low ambient temperature condition, only one refrigerant circuit is activated, but its condenser fan is de-energized. The substructure is not individually resolvable by an optical tool. A processor determines a contact and coupling condition for the target tissue based at least in part on reactance of the impedance measured by the measurement circuit. A user can access a desired portion of the video recording by selecting the associated hyperlink caption in the object document. A process for making polymers is also disclosed.