preferred_name: Initiates head righting, raises shoulder off the support surface briefly (less than 5 seconds), but does not achieve weight bearing on forearm.
preferred_name_lc: initiates head righting, raises shoulder off the support surface briefly (less than 5 seconds), but does not achieve weight bearing on forearm.
label: Initiates head righting, raises shoulder off the support surface briefly (less than 5 seconds), but does not achieve weight bearing on forearm.
label_lc: initiates head righting, raises shoulder off the support surface briefly (less than 5 seconds), but does not achieve weight bearing on forearm.