While clinical research giant Parexel International ($PRXL) slipped to a fourth-quarter loss of $1.6 million as it restructures, its clinical tech subsidiary, Perceptive Informatics, managed to grow steadily during the quarter ending June 30. Perceptive contributed $42.5 million in service revenue for the quarter, an 11% increase from the same period a year ago. The provider of clinical research software accounted for 13.7% of Parexel's service revenue for the quarter, according to the parent's earnings release. Report