NIH almanac. 

 - Bethesda, Md.  Dept. of Health, Education, and Welfare, Public Health Service  1989- 
 -  v  26 cm. 
<br/><br/><label>LCCN: </label>tcl91000084  
<br/><br/><label>GPO Item No.: </label>507-A-23 
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.3016: