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40 pages • missing pub info (view editions)
ISBN/UID: 9780756944766
Format: Not specified
Language: English
Publisher: Perfection Learning
Edition Pub Date: 01 January 2004
Description
Early doctors had to guess what was wrong with their patients, but today doctors know that there are three things that cause the spread of diseases--heredity, personal hygiene, and the environment.
Community Reviews
Content Warnings
40 pages • missing pub info (view editions)
ISBN/UID: 9780756944766
Format: Not specified
Language: English
Publisher: Perfection Learning
Edition Pub Date: 01 January 2004
Description
Early doctors had to guess what was wrong with their patients, but today doctors know that there are three things that cause the spread of diseases--heredity, personal hygiene, and the environment.
Community Reviews
Content Warnings