Why locking school doors and installing cameras is not an unexpected idea but will not appreciably reduce risk of harm to school children December 27, 2012Dr. Barry Dworkin Madely Health Headlines Commentary for December 27, 2012 Why locking school doors and installing cameras is not an unexpected idea but will not appreciably reduce risk of harm to school children Play Now | Play in Popup | Download Related posts: School bans balls from playground to protect children from harm? and..Hep C: post hoc ergo propter hoc comes to the fore again School policy of locking up child's own asthma inhalers likely led to his death Asthma risk in children with antibiotic use during infancy Routine male circumcision could reduce a man's risk of HIV infection risk perception