9781334613142 - An Attempt to Investigate Some Obscure and Undecided Doctrines in Relation to Small-Pox, Varioloid and Vaccination (Classic Reprint) di Bell, Luther Vose (3 risultati)

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: New. Print on Demand. This book is an exploration of smallpox and its modified forms, based on the author's extensive experience in the field. Vaccination is essential for smallpox prevention, and while this was once thought to eliminate infection completely, the effectiveness of the vaccine diminishes over time. The author has witnessed this firsthand as smallpox epidemics have re-emerged in various places. This text examines the origin of smallpox and its transmission through various means (personal contact, exposure to contaminated objects, and environmental factors), as well as the evolution of its symptoms and progression over time. It also delves into the relationship between smallpox and vaccination, including the different outcomes when the vaccine is administered before and after exposure to the virus. The author's research has been compiled here to further medical understanding of a disease that remains a threat in some parts of the world. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.