List two armrest designs that result in the wheelchair being narrower

When assessing quality, the type of tool that best shows the frequency of a problematic event is:

a. cause and effect diagram b. PDCA cycle c. flow chart d. pareto chart

When patients agree to be part of a study that tests a new drug, they must be thoroughly educated about its possible medical risks. This is referred to as

Drug review Post-drug approval Informed consent A black box warning