First use of heroin: changes in route of administration over time.

analysis of its epidemiology and the pathogenetic role of vasopressin. Ann Intern Med 1985;102:164-8. 27 Rosenberg GA, Estrada E, Kyner WT. Vasopressin-induced brain edema is mediated by the VI receptor. Adv Neurol 1990;52:149-54. 28 Faraci FM, Mayhan WG, Heistad DD. Effect of vasopressin on production of cerebrospinal fluid: possible role of vasopressin (V1)-receptors. Am7 Physiol 1990;258:R94-8. 29 Abramow M, Cogan E. Clinical aspects and pathophysiology of diureticinduced hyponatremia. Adv Nephrol (Paris) 1984;13:1-28. 30 Guerra M, del Castillo AR, Battaner E, Mas M. Androgens stimulate preoptic area Na+, K + -ATPase activity in male rats. Neurosci Lett 1987;78:97-100. 31 Fraser CL, Sarnacki P. Nat-K' ATPase pump function in male rat brain synaptosomes is different from that of females. Am J Physiol 1989;257: E284-9. 32 Fraser CL, Kucharczyk J, Arieff Al, Rollin C, Sarnacki P, Norman D. Sex differences result in increased morbidity from hyponatremia in female rats. AmJ Phvysiol 1989;256:R880-5. 33 Del Castillo AR, Battaner E, Guerra M, Alonso T, Mas M. Regional changes of brain Na+, K+-transporting adenosine triphosphate related to ovarian function. Brain Res 1987;416:113-8. 34 Melton JE, Patlak CS, Pettigrew KD, Cserr HF. Volume regulatory loss of Na, Cl, and K from rat brain during acute hyponatremia. Am J Physiol 1987;252:F661-9. 35 Melton JE, Nattie EE. Brain and CSF water and ions during dilutional and isosmotic hyponatremia in the rat. AmJ Physiol 1983;244:R724-32. 36 Widdowson EM, Dickerson JWT. The effect of growth and function on the chemical composition of soft tissues. BiochemJ 19%0;77:30-43. 37 Katzman R, Pappius HM, eds. Brain ions. In: Brain electrolytes and fluid metabolism. Baltimore: Williams and Wilkins, 1973:111-34. 38 Nattie EE, Edwards WH. Brain and CSF water in newborn puppies during acute hypoand hypernatremia. 7 Appl Physiol 1981;51:1086-91. 39 Gur RC, Mozley PD, Resnick SM, Gottlieb GL, Kohn M, Zimmerman R, et al. Gender differences in age effect on brain atrophy measured by magnetic resonance imaging. Proc NatlAcadSci USA 1991;88:2845-9. 40 Rosomoff HL, Zugibe FT. Distribution of intracranial contents in experimental edema. Arch Neurol 1%3;9:36-44. 41 Worthley LIG, Thomas PD. Treatment of hyponatraemic seizures with intravenous 29-20/o saline. BMJ 1986;292:168-70. 42 Keating JP, Schears GJ, Dodge PR. Oral water intoxication in infants. AmJ Dis Child 1991;145:985-90.

[1]  B. Worthington,et al.  Widespread cerebral ischaemia treated with nimodipine in a patient with eclampsia. , 1990, BMJ.

[2]  J. Strang,et al.  Chasing the dragon: characteristics of heroin chasers. , 1988, British journal of addiction.

[3]  R. Brettle,et al.  Human immunodeficiency virus and drug misuse: the Edinburgh experience. , 1987, British medical journal.

[4]  C. Weiner,et al.  The role of serotonin in the genesis of hypertension in preeclampsia. , 1987, American journal of obstetrics and gynecology.

[5]  R. Newcombe,et al.  The new heroin users: prevalence and characteristics in Wirral, Merseyside. , 1987, British journal of addiction.

[6]  L. Fananapazir,et al.  THE POSSIBLE RELATION BETWEEN LATE PREGNANCY HYPERTENSION AND 5‐HYDROXYTRYPTAMINE LEVELS IN MATERNAL BLOOD , 1979, British journal of obstetrics and gynaecology.

[7]  A. H. Drummond,et al.  ABNORMAL PLATELET FUNCTION IN PRE‐ECLAMPSIA , 1978, British journal of obstetrics and gynaecology.

[8]  A. Koivuniemi,et al.  Occurrence of trophoblasts in the blood of toxaemic patients. , 1965, Gynaecologia. International monthly review of obstetrics and gynecology. Revue internationale mensuelle d'obstetrique et de gynecologie. Monatsschrift fur Geburtshilfe und Gynakologie.