Back pain is the commonest form of rheumatism and it is estimated to affect between 65 and 80% of populations sampled. The costs of back pain-related medical care and disability compensation make it one of society's most significant non-lethal medical conditions. Whilst mortality is low, its morbidity is high, inconvenience great, and economic.
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.