000 00901 a2200289 4500
005 20250510210904.0
264 0 _c19780218
008 197802s 0 0 eng d
022 _a0140-6736
024 7 _a10.1016/s0140-6736(76)92432-6
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aFlynn, A M
245 0 0 _aNatural methods of family planning.
_h[electronic resource]
260 _bLancet (London, England)
_cAug 1976
300 _a418 p.
_bdigital
500 _aPublication Type: Letter
650 0 4 _aBody Temperature
650 0 4 _aCervix Mucus
_xanalysis
650 0 4 _aFamily Planning Services
650 0 4 _aFemale
650 0 4 _aHealth Education
650 0 4 _aHumans
650 0 4 _aMethods
700 1 _aKelly, J
773 0 _tLancet (London, England)
_gvol. 2
_gno. 7982
_gp. 418
856 4 0 _uhttps://doi.org/10.1016/s0140-6736(76)92432-6
_zAvailable from publisher's website
999 _c71985
_d71985