| http://www.w3.org/ns/prov#value | - Methods accepted by this church are referred to as natural family planning (NFP): so at one time, the term the rhythm method was synonymous with NFP. Today, NFP is an umbrella term that includes symptoms-based fertility awareness methods and the lactational amenorrhea method as well as calendar-based methods such as rhythm.[7] This overlap between uses of the terms the rhythm method and natur
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