Hepatitis A Virus. 1  Overview: Hepatitis A is a liver infection caused by the hepatitis A virus (HAV). HAV was first identified in 1973 as an icosahedral, non-enveloped virus with a diameter between 27 nm (nanometres) and 32 nm (Figure 1). The virus is a member of the genus Hepatovirus and belongs to the Picornavirus clade.
New Passport Instructions. Applicants must complete the DS-11 application form. The signature line will need to be left blank until the acceptance agent instructs you to sign it. In this and in all other cases below, two copies of the letter of authorization will then need to be completed by hand and signed in black or blue ink.
Either parent can sign for the child passport book as their legal guardian due to the child being under age, and considered a minor. In the signature section of the passport book, the mother or father will print the child's name and sign their own name next to it.In parenthesis, the parent will indicate who signed, by writing (mother) or (father) in order to show correct authorities who signed the passport book.n the signature section of the passport book, the mother or father will print the child's name and sign their own name next to it. In parenthesis, the parent will indicate who signed, by writing (mother) or (father) in order to show correct authorities who signed the passport book.