Communication systems have existed for thousands of years. A postal system, with relays of riders to deliver messages, was used in Ancient Persia (now Iran) as long ago as the 6th century BC. Until the 1800s, sending post in this way was the only method of long-distance communication. The time it took for a message to be received depended on...

Robert B. Parker fans have been quick to embrace each addition to his remarkable canon, from the legendary Spenser series to the novels featuring Jesse Stone and Sunny Randall. And his occasional forays into the past-Gunman's Rhapsody, a fresh take on Wyatt Earp, and Poodle Springs, based on a Raymond Chandler story-have dazzled critics...

This book is devoted to motility disorders of the gut and their diagnosis, a field which can be frustrating when classical histological staining techniques are used. The use of enzyme histochemical techniques, however, provides important information on functional abnormalities of colon motility, which is demonstrated here in more than two...

Children are being diagnosed with autism spectrum disorders at a staggering rate—as many as one in 110, according to some studies. To this sobering statistic add the familiar figures of the toddler disengaged from his peers, the middle schooler shunned in the lunchroom, and the adult struggling with social cues on the job, and...

Public speaking is considered one of the highest causes of fear and stress for most people, yet it is practically unavoidable over the course of a lifetime. Weddings, religious occasions, funerals, banquets, sales presentations-these are just a few of the situations which require people to share words with a large group. This guide, a new...

This manual will meet the everyday needs of the wide range of medical professionals who play a role in the treatment of children referred to hospital because of renal disease. It is an easy-to-use, portable guide that will assist pediatricians, residents, and trainees in making prompt first-level management decisions. It will also prove...

The MassGeneral Hospital for Children Handbook of Pediatric Global Health is a concise resource for the ever-increasing number of health professionals involved in global health, many of whom spend a few weeks to months or even years providing medical care in resource-poor countries.  This Handbook provides...

With its theme parks and fabulous beaches, The Sunshine State deserves its reputation as the perfect family vacation spot. But Florida offers much more to those who venture away from their beach towels. This is the perfect guide to exploring all that the state has to offer, including the extraordinary diversity of wildlife at Everglades and...