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"The authors of this work (doctors, engineers and researchers) have endeavored to supply validated and easily understandable scientific information on the electromagnetic fields and their biological and health effects. After a general review of the physics of the waves and a presentation of non-ionizing radiations, the authors review the main emission sources encountered in our daily environment. They summarize simply but as accurately as possible the current knowledge on their biological effects.The safety limits recommended by international organizations are presented for the different frequency ranges. ;"

""Evaluation is crucial for determining the effectiveness of social programs and interventions. In this nuts and bolts handbook, social work and health care professionals are shown how evaluations should be done, taking the intimidation and guesswork out of this essential task. Current perspectives in social work and health practice, such as the strengths perspective, consumer empowerment, empowerment evaluation, and evidence-based practice, are linked to evaluation concepts throughout the book to emphasize their importance.This book makes evaluation come alive with comprehensive examples of each different type of evaluation, such as a strengths-based needs assessment in a local community, a needs assessment for Child Health Plus programs, comprehensive program descriptions of HIV services and community services for the aged, a model for goals and objectives in programs for people with mental illness, a monitoring study of private practice social work, and process evaluations of a Medicare advocacy program and a health advocacy program to explain advance directives. Equal emphasis is given to both quantitative and qualitative data analysis with real examples that make statistics and concepts in qualitative analysis un-intimidating."--Pub. desc."

"In this revision of Health Program Planning and Evaluation, author L. Michele Issel carefully walks the reader through the process for developing, implementing, and evaluating successful community health promotion programs. Featuring reader-friendly, accessible language and practical tools and concepts, this outstanding resource prepares students and professionals to become savvy consumers of evaluation reports and prudent users of evaluation consultants. The text includes a variety of practical tools and concepts necessary to develop and evaluate health programs, presenting them in a language understandable to both the practicing and novice health program planner and evaluator. The third edition reflects then major changes in the field of community health with updated examples and references throughout. Contemporary topics such as the Patient Protection and Affordable Care Act of 2009, information systems and web-based technology, and global health planning and evaluation are newly covered in this edition."