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2. Interpulse interval sequence of LH in normal men essentially constitutes a renewal process;Butler;Am. J. Physiol.,1986
3. Cortisol is secreted episodically by normal man;Hellman;J. Clin. Endocrinol.,1970
4. Pulsatile secretion of thyrotropin in man;Greenspan;J. Clin. Endocrinol. Metab.,1986
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