000 00457nad a22001457a 4500
008 120525s1920 -us||||| |||| 00| 0 eng d
041 _aeng
100 1 _aDavenport, Charles Benedict
245 1 _aHeredity of twin births /
_cby C. B. Davenport
260 _a[S.l. :
_bs.n.],
_c1920
300 _a3 p. ;
_c25 cm
440 1 _aProceedings of the Society for Experimental Biology and Medicine ;
_v17
760 _03976
_93976
_tBiologia.
_w3976
942 _2ddc
_cPM
999 _c34429
_d34429