ili:i39879
http:| rdf: | type | |
| skos: | definition | natural family planning in which the fertile period is inferred from changes in the character and quantity of cervical mucus; ovulation is marked by an increase in mucus that becomes sticky and then clearer and slippery |
Semantic relations
| ∴dns: | linked concept |
Other
| Source | http: |
∴ fully or partially logically inferred
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