Embodiments of the present invention described and shown in the specification and drawings include a system and method for monitoring the ventilation support provided by a ventilator and automatically supplying a breathing gas to a patient via a breathing circuit that is in fluid communication with the lungs of the patient. The contoured structural members comprise composite or metal materials sandwiching a support or stabilizing structure. The appointment application program includes a queue indicative of a plurality of contacts that are required to contact an associated user of the portable communication device during a predetermined period from an authorized contact number. The end user terminal determines a network quality score for each available network as a function of the historical information from the network database, the real-time performance information about each available network and the network connection policy information.