There are several reasons why you may want to file or efile a 2016 tax return even if you do not meet the minimum income requirements: 1  If you had taxes withheld from your pay, you must file a tax return to receive a tax refund. 2  If you qualify, you must file a return to receive the refundable Earned Income Tax Credit.
The antinuclear antibody (ANA) test is used as a primary test to help evaluate a person for autoimmune disorders that affect many tissues and organs throughout the body (systemic) and is most often used as one of the tests to help diagnose systemic lupus erythematosus (SLE).
Abnormal number of vessels. 2-vessels cords. Single umbilical artery (SUA), the most common anatomical abnormality of the umbilical cord, is found in 0,2-1,1% of singleton pregnancies1, and in 6-11% of multiple pregnancies. The selection process of the missing (or existing) vessel is likely to be random, even though a right single artery is slightly more common2.