CJ Lyons' experiences as an emergency pediatric physician at Children's Hospital in Pittsburgh set the stage for her series of medical thrillers. The latest is "Urgent Care" (Jove Books, $7.99). Read excerpts of "Urgent Care" on PG+ starting tomorrow. (Visit plus.sites.post-gazette.com to sign up or log in, then click "Life" to find Books.)

"Bob Hoover's Book Club" is available exclusively at PG+, a members-only web site of the Pittsburgh Post-Gazette. Our introduction to PG+ gives you all the details.