The American Lung Association is a voluntary health organization whose mission is to save lives by improving lung health and preventing lung disease through education, advocacy and research.

Cognitive-behavioral therapy (CBT) is a psychotherapy approach that focuses on the connection between our thoughts, feelings, and behaviors.

The Wikipedia page on the COVID-19 pandemic provides a comprehensive overview of the ongoing global pandemic caused by the novel coronavirus.

Dermatology is the branch of medicine that focuses on the diagnosis, treatment, and prevention of conditions that affect the skin, hair, nails, and mucous membranes.

ICD-10 is the 10th edition of the International Classification of Diseases, which is a globally recognized system for classifying diseases, injuries, and other health conditions.

The International Telecommunication Union (ITU) is a specialized agency of the United Nations responsible for coordinating international telecommunications and information and communication technologies (ICT).

The Wikipedia page for "Internet" provides a comprehensive overview of this global network of interconnected computer networks that has revolutionized communication and information sharing.