The clinical-chemical parameters examined from blood samples of 1 ml will be: BUN (blood urea nitrogen), blood glucose, creatinine, sodium, potassium, calcium, magnesium, albumin, total Blood proteins levels, SGOT (serum glutamate oxaloacetate transaminase), SGPT (serum glutamate pyruvate transaminase), GGT (galactosylhydroxylysyl glucosyltransferase), ALP (alkaline phosphatase) and fractionated bilirubin, PT (prothrombin time), APTT/PTT (activated partial thromboplastin time / prothrombin time), Fibrinogen, CBC (complete blood count) formula, lymphocyte sub-populations, C-reactive protein, erythrocyte sedimentation rate.