--subdivision Controlled release under individual drugs and groups of drugs and subdivision Therapeutic use--Controlled release under individual chemicals and groups of chemicals, e.g. Antibacterial agents--Controlled release; Insulin--Therapeutic use--Controlled release
Here are entered works on the hours that employees are at work. Works on the number of hours of labor necessary to accomplish a task are entered under Labor time. Works on the units produced by workers in relation to a given effort or unit of time expended are entered under Labor productivity.