THE USE OF THE MALE NORTH AMERICAN FROG (RANA PIPIENS) IN THE DIAGNOSIS OF PREGNANCY1
1949 ◽
Vol 241
(1)
◽
pp. 12-16
◽
1951 ◽
Vol 11
(2)
◽
pp. 213-220
◽
1952 ◽
Vol 12
(6)
◽
pp. 744-750
◽
1952 ◽
Vol 12
(3)
◽
pp. 354-360
◽
2004 ◽
Vol 23
(8)
◽
pp. 1928
◽
1915 ◽
Vol 34
(4)
◽
pp. 203
◽
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