000 01225 a2200349 4500
005 20250513074358.0
264 0 _c19931019
008 199310s 0 0 eng d
022 _a0015-0282
024 7 _a10.1016/s0015-0282(16)56151-2
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aKadar, N
245 0 0 _aA prospective, randomized study of the chorionic gonadotropin-time relationship in early gestation: clinical implications.
_h[electronic resource]
260 _bFertility and sterility
_cSep 1993
300 _a409-12 p.
_bdigital
500 _aPublication Type: Clinical Trial; Journal Article; Randomized Controlled Trial
650 0 4 _aChorionic Gonadotropin
_xblood
650 0 4 _aFemale
650 0 4 _aHumans
650 0 4 _aOsmolar Concentration
650 0 4 _aPregnancy
_xblood
650 0 4 _aPregnancy Trimester, First
650 0 4 _aProspective Studies
650 0 4 _aRegression Analysis
650 0 4 _aSpecimen Handling
650 0 4 _aTime Factors
700 1 _aBohrer, M
700 1 _aKemman, E
700 1 _aShelden, R
773 0 _tFertility and sterility
_gvol. 60
_gno. 3
_gp. 409-12
856 4 0 _uhttps://doi.org/10.1016/s0015-0282(16)56151-2
_zAvailable from publisher's website
999 _c8374790
_d8374790