Dr Christopher B Williams - St Mark's Academic Institute

The Heritage Interview – Dr Christopher Williams (2023)

Meet the Masters – Dr Christopher Williams (2020)

Olympus ScopeGuide with Dr Christopher Williams (2010)

St Mark’s Association Day 2010: Up Yours! Colonoscopy At St Mark’s… Then & Now – Dr Christopher Williams (2010)

The Seven Ages of Dr Christopher Williams (2003)

Making Colonoscopy Easy (1986)

Endoscopic Polypectomy (1970s)

Colonoscopy – Principles and Technique (1970s)