Background: After primary infection, the number of CD4 T-cells decreases with disease progress. The patient’s immunological status could inform by The CD4 T-cell counts over the time. The main purpose of this study is to assess the trend of CD4 cell count in HIV+ patient that received Antiretroviral Therapy (ART) by using a multistate Markov model to estimate transition intensities and transiti...

Abstract Acute myocardial infarction (AMI) is the leading cause of death in most countries. With the advent of modern coronary care units CCU during the last decades particularly since 1960, the thrombolytic therapy and interventional techniques including angioplasty; the mortality of AMI has decreased significantly. Moreover the vigilant approach towards diagnosis and control of risk factors ...

since the 1960s the age effects on learning both first and second language have been explored by many linguists and applied linguists (e.g lennerberg, 1967; schachter, 1996; long, 1990) and the existence of critical period for language acquisition was found to be a common ground of all these studies. in spite of some common findings, some issues about the impacts of age on acquiring a second or...