Question: the absence of menses (menstrual flow) is called
[{'answer': 'Amenorrhoea', 'provenance': [{'wikipedia_id': '235393', 'title': 'Amenorrhea', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '235393', 'title': 'Amenorrhea', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 390, 'bleu_score': 0.9486986993784631, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4643972171101039536}, 'section': 'Section::::Abstract.'}]}]