Covers cardiovascular, respiratory, gastrointestinal, and genitourinary systems.

Searching for by Alasdair D. T. Govan (along with Macfarlane and Callander) typically leads to the full textbook rather than a single "essay." This classic medical text is renowned for its visual approach to teaching pathology through clear diagrams and concise one-page summaries. Accessing the Full Text (PDF)