Best Practices in Social and Behavioral Research: A multisite pilot evaluation of the good clinical practice online training course.

Introduction: The Best Practices in Social and Behavioral Research Course was developed to provide instruction on good clinical practice for social and behavioral trials. This study evaluated the new course.

Methods: Participants across 4 universities took the course (n=294) and were sent surveys following course completion and 2 months later.

Implications of the lack of accuracy of the lifetime rodent bioassay for predicting human carcinogenicity.

The NTP lifetime rodent bioassay (LRB) is the "gold standard" for predicting human carcinogenicity. Unfortunately, little attempt has been made to validate it against human carcinogenicity. Here we show that the extremely limited data available do not support either of the two common interpretations of LRB results.