| Answer | Less than 21 days | LA14649-0 |
| Answer | 21-25 days | LA14650-8 |
| Answer | 26-32 days | LA14651-6 |
| Answer | 33-35 days | LA14652-4 |
| Answer | 36-90 days | LA14653-2 |
| Answer | More than 90 days | LA14654-0 |
| Answer | Too variable to say | LA14655-7 |
| Answer | Don't know | LA12688-0 |
| answers-for | On average, during the last year, how many day were there in a typical menstrual cycle, that is, from the beginning of bleeding of one menstrual period to the beginning of bleeding of the next period [PhenX] | 64700-8 |
| LONG_COMMON_NAME | en-US | PhenX10_38_typical menstrual cycle |
LOINC Version: 2.77
FHIR