From the Institute of Health Economics in Alberta, "The Database of Online Health Statistics provides quick and easy access to freely available web-based statistics generated by national and global agencies and research groups." Browse by geographical area or health topic or use the search box at the bottom left of the screen to find what you need.
Essentials of Biostatistics in Public Health by 
Fundamentals of Biostatistics by 
The Essentials of Biostatistics for Physicians, Nurses, and Clinicians by 
Munro's Statistical Methods for Health Care Research by 
