This guideline by the Canadian Task Force on Preventive Health Care presents evidence-based recommendations for primary care providers on screening for developmental delay in children aged one to four years with no apparent signs of such delay in primary care settings. The guideline does not offer recommendations for surveillance, case finding or diagnosis of developmental delay. Dr. Patricia Parkin is a pediatrician at the Hospital for Sick Children, and professor in the Department of Pediatrics at the University of Toronto. She co-authored the guideline, published in the CMAJ.Full article: https://www.cmaj.ca/lookup/doi/10.1503/cmaj.151437To request a transcript of this podcast, contact cmajgroup@cmaj.caSubscribe to CMAJ Podcasts on Apple Podcasts or your favourite podcast app. You can also follow us directly on our SoundCloud page or you can visit www.cmaj.ca/page/multimedia/podcasts.