A web-based system for collecting and managing administrative details of a member in a managed care organization. The hybrid milling method comprises dry milling talc powder followed by mixing with water and wet milling to provide a nano-talc slurry with high surface area, also of the invention. The second end of the elongated shell part is arranged to be supported against the housing structure. The method preferably further includes forming a sealing layer on the third thin film in a manner to close off open access sites remaining after selective removal of the second thin film. The voice encoders may also include devices for silence removal.