The HCG ratio with a cut-off value of 1.82 can be used to predict pregnancy viability in assisted conception cycles. Also HCG measured 14 and 16days after oocyte retrieval with a cut-off value of 118.56mIU/ml and 258mIU/ml can be used to predict viable multiple pregnancy.
The Articles of Confederation was the first written constitution of the United States. Stemming from wartime urgency, its progress was slowed by fears of central authority and extensive land claims by states before was it was ratified on March 1, 1781.
The short-lived Articles created a loose confederation of states. No president, no supreme court, no federal agencies -- just a Congress in charge of a brand new nation of mostly independent states.n the era of massive federal government expansion, simple facts are easily lost. Lest we lose hold of our plumb line, even the simplest, most basic tenets of our founding principles bear repeating. Central to this story are the often forgotten Articles of Confederation; America's first Constitution.