TY - SER AU - De Martin,B.W. TI - Study of the thyroid function of throughbred females in varying stages of pregnancy, using in vitro tests 125 I-T3 and 125 I-T4 [puro sangue ingles, tereoide] KW - ANATOMIA ANIMAL KW - PURO SANGUE INGLES KW - TIREOIDE KW - PRENHEZ ER -