9 Downloadable software for sending and receiving messages between health care providers; downloadable software for social and professional networking among health care providers; downloadable software for use in the health care, medical, and pharmaceutical field to send facsimiles from a mobile device; downloadable software featuring a newsfeed in the field of medicine and health care; downloadable computer software for audio and video telephony; downloadable software for use in the health care, medical, and pharmaceutical field for masking the source of audio calls, video calls, and text messages from health care providers; downloadable software for sending and receiving audio calls, video calls, voice messages, and text messages between patients and health care providers; downloadable software for facilitating telemedicine