title: Neurodevelopmental symptoms during the first year of life. I. Essential landmarks for each key-age.
mesh_terms: D000339:Affect; D000367:Age Factors; D001288:Attention; D002658:Developmental Disabilities; D005116:Extrapyramidal Tracts; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis; D009048:Motor Skills; D009129:Muscle Tonus; D009420:Nervous System / Q000254:growth & development*; D009422:Nervous System Diseases / Q000175:diagnosis*; D011712:Pyramidal Tracts; D012018:Reflex; D014785:Vision, Ocular