Five years with 5 million child-resistant containers.
D000367:Age Factors; D000368:Aged; D002648:Child; D004349:Drug Packaging; D011307:Drug Prescriptions; D006801:Humans; D004366:Nonprescription Drugs; D009864:Ontario; D011039:Poison Control Centers; D011041:Poisoning / Q000517:prevention & control
D004366:Nonprescription Drugs