Road construction workers--Mortality--Oklahoma.; Road work zones--Accidents--Oklahoma.; Road work zones--Accidents--Prevention.
Each year in the United States, approximately 100 highway and street construction industry workers die and 20,000 are injured on the job. From 1998 to 2008, 41 people were killed in fatal work zone-related incidents in Oklahoma.
Hearing disorders in children.; School health services--Oklahoma.
Childhood hearing loss has a devastating impact on development of speech and language skills. Hearing loss can adversely affect the developing auditory nervous system and can have harmful effects on social, emotional, cognitive, and academic...