000 00668 a2200193 4500
005 20250515084021.0
264 0 _c20100702
008 201007s 0 0 eng d
022 _a0036-8075
024 7 _a10.1126/science.55.1414.107
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aDavis, B M
245 0 0 _aSPECIES, PURE AND IMPURE.
_h[electronic resource]
260 _bScience (New York, N.Y.)
_cFeb 1922
300 _a107-14 p.
_bdigital
500 _aPublication Type: Journal Article
773 0 _tScience (New York, N.Y.)
_gvol. 55
_gno. 1414
_gp. 107-14
856 4 0 _uhttps://doi.org/10.1126/science.55.1414.107
_zAvailable from publisher's website
999 _c17346107
_d17346107