Transformation of social networks in the late pre-Hispanic US Southwest.

The late pre-Hispanic period in the US Southwest (A.D. 1200-1450) was characterized by large-scale demographic changes, including long-distance migration and population aggregation.

Transsphincteric repair of rectourethral fistulas following laparoscopic radical prostatectomy.

Rectourethral fistula is a serious complication following laparoscopic radical prostatectomy. We report our experience with a transsphincteric approach in the repair of this uncommon complication. The rectourethral fistula was repaired in a three-stage procedure comprising fecal diversion, transsphincteric repair of the fistula and, finally, closure of the stoma.

The analgesic efficacy of clodronate compared with placebo in patients with painful bone metastases from prostatic cancer.

Fifty-five patients with hormone refractory prostate cancer and painful bone metastases were randomised either to placebo or to clodronate 300 mg i.v. for 3 days, followed by oral clodronate 3200 mg for four weeks.

The role of a self-help clearinghouse.

As the number of self-help groups continues to proliferate, the formation of an umbrella body is suggested. A Self-Help Clearinghouse would serve as such an umbrella through the establishment of an information, referral and research service for mutual aid groups in an area. It would also be available to offer technical assistance to existing groups and assistance in the formation of new self-help groups.

Training counseling and problem-solving skills with university students.

Often nonprofessionals lack specific instruction in relevant counseling and problem-solving skills. The effects of training procedures on counseling and problem-solving behaviors were examined experimentally with university students. The procedures involved the use of behavioral specifications, rationales, situational examples, study guides, and practice plus feedback on performance.