Ibarreta, Jan F., <br/><br/>
Incidence of initially reactive to hepatitis B among voluntary blood donors in Naga City for the year 2009 
Jan Formaliza - Ibarreta 
 - Nabua, Camarines Sur :  Camarines sur Polytechnic Colleges ;  2011. 
 - 79 leaves. 
<br/><br/>Master's Thesis (MAN) - Nursing