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LIEN, R. J., & SIOPES, T. D. (1993). THE RELATIONSHIP OF PLASMA THYROID-HORMONE AND PROLACTIN CONCENTRATIONS TO EGG-LAYING, INCUBATION BEHAVIOR, AND MOLTING BY FEMALE TURKEYS EXPOSED TO A ONE-YEAR NATURAL DAYLENGTH CYCLE. GENERAL AND COMPARATIVE ENDOCRINOLOGY, 90(2), 205–213. https://doi.org/10.1006/gcen.1993.1075

LIEN, R. J., & SIOPES, T. D. (1991). INFLUENCE OF THYROIDECTOMY ON REPRODUCTIVE RESPONSES OF MALE DOMESTIC TURKEYS (MELEAGRIS-GALLOPAVO). BRITISH POULTRY SCIENCE, 32(2), 405–415. https://doi.org/10.1080/00071669108417366

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