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- [9] THE RELIABILITY OF THE MALE NORTH AMERICAN FROG (RANA-PIPIENS) IN THE DIAGNOSIS OF PREGNANCY NEW ENGLAND JOURNAL OF MEDICINE, 1949, 241 (01): : 12 - 16
- [10] AN APPRAISAL OF THE MALE NORTH AMERICAN FROG (RANA-PIPIENS) PREGNANCY TEST WITH SUGGESTED MODIFICATIONS OF THE ORIGINAL TECHNIQUE JOURNAL OF LABORATORY AND CLINICAL MEDICINE, 1949, 34 (04): : 554 - 559