Investopedia

What Is Options Trading? A Beginner's Overview

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...
BMJ

Injection therapies for plantar fasciopathy (‘plantar fasciitis’): a systematic review and network meta-analysis of 22 randomised controlled trials

Objective To compare the efficacy of different injection therapies for plantar fasciopathy (historically known as ‘plantar fasciitis’). Design Systematic review and network meta-analysis. Data sources ...
BMJ

Intra-articular saline injection is as effective as corticosteroids, platelet-rich plasma and hyaluronic acid for hip osteoarthritis pain: a systematic review and network meta ...

Objective Intra-articular (IA) injections represent a commonly used modality in the treatment of hip osteoarthritis (OA). Commonly used injections include corticosteroids (CCS), hyaluronic acid (HA) ...
Harvard Medical School

Brief History of the Domain Name System

· 1960 – 1965 – Paul Baran working at RAND developed idea of packet switching and computerized “distributed networks” using “a rapid store and forward system” nicknamed “hot potato routing” and wrote ...