preferred_name: May lift shoulder and/or pelvis briefly off support surface but then uses arms and/or legs to actively resist rolling.
preferred_name_lc: may lift shoulder and/or pelvis briefly off support surface but then uses arms and/or legs to actively resist rolling.
label: May lift shoulder and/or pelvis briefly off support surface but then uses arms and/or legs to actively resist rolling.
label_lc: may lift shoulder and/or pelvis briefly off support surface but then uses arms and/or legs to actively resist rolling.