Reroñ E, Skladzieñ J, Pawlikowski M, Stepiñski J. Evaluation of crystallization processes in the calculi of the submandibular salivary glands.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 123-125

Yilmaz B, Gilmore D. Opioid modulation of hypothalamic catecholaminergic neurotransmission and the pre-ovulatory LH surge in the rat.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 115-121

Hayes J, Adamson-Macedo E, Perera S, Anderson J. Detection of secretory immunoglobulin A (SIgA) in saliva of ventilated and non-ventilated preterm neonates.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 109-113

Nováková P, Zeman M. Progesterone inhibits embryotoxic effect of the complement system.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 105-108

Halberg F, Cornélissen G, Schwartzkopff O, Cagnoni M, Perfetto F, Tarquini R. The Story Behind: Chronorisk/Circadian-Circannual (Macey, 1994).  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 102-104

Halberg F, Cornélissen G, Schwartzkopff O, Cagnoni M, Perfetto F, Tarquini R. The Story Behind: Chronome/chrone.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 27-29

Halberg F, Cornélissen G, Schwartzkopff O, Cagnoni M, Perfetto F, Tarquini R. The Story Behind: Pineal mythology and chronorisk. The Swan Song of Brunetto TARQUINI.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 91-100

Blazy H. Philosophy Behind Science: The European discoveries in prenatal ethnology and archeology of the mind.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 83-90

Juszczak M, Appenrodt E, Guzek J, Schwarzberg H. Effects of oxytocin and vasopressin on retrieval of passive avoidance response in melatonin-treated and/or pinealectomized male rats.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 77-81

Maggioni C, Cornelissen G, Antinozzi R, Ferrario M, Grafe A, Halberg F. A half-yearly aspect of circulating melatonin in pregnancies complicated by intrauterine growth retardation.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 55-68

Jennings C. Citation data: the wrong impact?  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 7-10

Halberg F, Cornélissen G, Sampson M, Katinas G, Schwartzkopff O. Season's Appreciations 1998.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 31-43

Tarquini B, Cornélissen G, Tarquini R, Perfetto F, Halberg F. General and unspecific damping by malignancy of the circadian amplitude of circulating human melatonin?  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 25-28

Ponzo O, Rondina D, Szwarcfarb B, Carbone S, Moguilevsky J, Scacchi P. Effects of aproteic diet on hypothalamic-pituitary- gonadal regulation in the male rat.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 19-24

van West D, Maes M. Activation of the inflammatory response system: A new look at the etiopathogenesis of major depression.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 11-17

Maas L. From the Art Director's Desk: Encountering the Neuroendocrinology Letters in its new appearance.  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 27-29

Fedor-Freybergh P. Editorial: "All true life lies in encounter."  Neuro Endocrinol Lett. 1999 Jan;  20(1-2): 1-5