Computer magazines are about computers and related subjects, such as networking and the Internet.
Linux is a family of free and open-source software operating systems built around the Linux kernel.
The Linux Gazette was a monthly self-published Linux computing webzine, published between July 1995 and June 2011.
Linux Journal is a monthly technology magazine published by Linux Journal, LLC.
LWN.net is a computing webzine with an emphasis on free software and software for Linux and other Unix-like operating systems.
An online magazine is a magazine published on the Internet, through bulletin board systems and other forms of public computer networks.
A physician, medical practitioner, medical doctor, or simply doctor is a professional who practises medicine, which is concerned with promoting, maintaining, or restoring health through the study, diagnosis, and treatment of disease, injury, and other physical and mental impairments.
A service mark or servicemark is a trademark used in the United States and several other countries to identify a service rather than a product.