In a medical context, a "" is a nurse-led initiative designed to provide early follow-up and support for patients with advanced illnesses, such as cancer.

: A long-standing leader known for being compact, fast, and offering high-quality video and voice calls.

: Research indicates these services are an effective method to improve continuity of care and patient satisfaction while reducing unnecessary emergency room visits.

Commonly known as "PC-to-PC" or "PC-to-Phone" services, these utilize to transmit voice data over the internet instead of traditional phone lines.

: Historically a major player, though often cited as slower and more resource-heavy than competitors.

: To manage physical and psychosocial symptoms, assist with medication management (such as opioids), and coordinate care appointments.

: Most services allow users to call other users on the same platform for free anywhere in the world, provided both have an internet connection. Key Platforms :