preferred_name: High fever (38-41 degrees centigrade), recurrent with each menstrual cycle
preferred_name_lc: high fever (38-41 degrees centigrade), recurrent with each menstrual cycle
label: High fever (38-41 degrees centigrade), recurrent with each menstrual cycle
label_lc: high fever (38-41 degrees centigrade), recurrent with each menstrual cycle