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Does the urea creatinine ratio differentiate between upper and lower gastro intestinal hemorrhage?

, : Does the urea creatinine ratio differentiate between upper and lower gastro intestinal hemorrhage?. Gastroenterology 102(4 PART 2): A253


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Pyne, G.J.; Nakayama, S.; Cadoux Hudson, T.A.D.; Clark, J.F., 1998: Altered vascular smooth muscle oxidative metabolism and force generation during magnesium loading and depletion. FASEB Journal 12(5): A662, March 20

Welch, W.J.; Wilcox, C.S., 1999: Inhibition of proximal tubule reabsorption by adenosine type-1 receptor antagonist Role of glomerular-tubular balance. Journal of the American Society of Nephrology 10(PROGRAM AND ABSTR ISSUE): 390A, Sept

Soderback, B.; Appelberg, M.; Odelstrom, T.; Linqvist, U., 1988: Food consumption and growth of the crayfish Astacus astacus L. in laboratory experiments. Unknown

Kamm M.A.; Farthing M.J.G.; Lennard Jones J.E., 1988: Does the whole gut transit rate on bowel habit change during the menstrual cycle. Gastroenterology 94(5 PART 2): A214

Bacigalupo, J., 1931: Evolution de l'Hymenolepis fraterna Stiles chez Pulex irritana L., Xenopsylla cheopis Rothschild et Ctenocephalus canis Curtis. Annales de Parasitologie Paris, 9: 339-343

Reed, D.; Rassweiler, A.; Arkema, K., 2009: Density derived estimates of standing crop and net primary production in the giant kelp iMacrocystis pyrifera.. Assemblages of macroalgae are believe to be among the most productive ecosystems in the world, yet difficulties in obtaining direct estimates of biomass and primary production have led to few macroalgal data sets from which the consequences of lon...

Pernar, R.; Grgesina, V.; Ancic, M.; Seletkovic, A., 2006: Optimizing GPS accuracy of point recording in different phenological and structural stand conditions. This paper deals with a research conducted to determine the accuracy of a global positioning system (GPS) receiver in different stand structures. It responds to the question of whether the canopy, a larger number of trees per ha, a bigger basal ar...

Pierre Pepin; James A.H.lbig, 2012: Sampling variability of ichthyoplankton surveys–exploring the roles of scale and resolution on uncertainty. We examine the accuracy of predictions from a conceptual model dealing with survey design in a variable environment using data collected from a number ichthyoplankton collections carried out off Newfoundland, Canada. We test predictions concerning...

Girondot, M.; Tucker, A.; Rivalan, P.; Godfrey, M.; Chevalier, J., 2002: Density-dependent nest destruction and population fluctuations of Guianan leatherback turtles. Approximately 40% of the world's leatherback marine turtles (Dermochelys coriacea) nest in Suriname and French Guiana. Trends in nest numbers reconstructed for the last 34 years indicate several up and down events. We undertook computer simul...

Rao, A.Raj., 2012: Performing radical nephrectomy in octogenarians needs to be justified. Surgeon 10(4): 243-244