SABRY, I. ?CAFFEINE INJECTION IN THE DARK PHASE PROLONGS THE NOCTURNAL RISE IN SEROTONIN N-ACETYLTRANSFERASEACTIVITY AND MELATONIN CONTENT IN THE PINEAL GLAND OF MALE RATS. Biological Sciences - PJSIR, [S. l.], v. 42, n. 1, p. 27–29, 1999. Disponível em: http://biostaging.pjsir.org/index.php/biological-sciences/article/view/2102. Acesso em: 8 jun. 2025.