preferred_name: Patient did not receive combination therapy consisting of at least two prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively
preferred_name_lc: patient did not receive combination therapy consisting of at least two prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively
label: No combo prohpyl thrp for pt
label_lc: no combo prohpyl thrp for pt