preferred_name: Attempts to lift head (muscle contraction observed) before it falls or is actively turned to one side.
preferred_name_lc: attempts to lift head (muscle contraction observed) before it falls or is actively turned to one side.
label: Attempts to lift head (muscle contraction observed) before it falls or is actively turned to one side.
label_lc: attempts to lift head (muscle contraction observed) before it falls or is actively turned to one side.