Dale Earnhardt Jr. out with 2 concussions; Dr. Jerry Petty

Doctor Who? Meet Dale Jr.'s doc
FOXSports.com
CONCORD, NC Dr. Jerry Petty is in the headlines today as the doctor treating Dale Earnhardt Jr. for his concussion, but he's been a part of NASCAR for decades. NASCAR honored Petty with the Bill France NASCAR Award of Excellence in 2006 for a slate of ...

Dale Jr. Out 2 Races After Concussion - WITN
Earnhardt Jr to miss 2 races after 2 concussions - Washington Times
Recent turn of events land Smith in Chase car - Nascar
Junior To Miss Next Two Races - WJHG-TV
Dale Earnhardt Jr. out with concussion, says he drove at '80-90%' - WFMY News 2
Lars Anderson: Despite concussion, Dale Earnhardt Jr. should return to full form ...
SI.com