U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Approval Year

Name Type Language
POLLENS - TREES, BIRCH, PAPER BETULA PAPYRIFERA
Common Name English
PAPERBACK BIRCH POLLEN EXTRACT
Preferred Name English
AE-BIRCH, PAPER
Common Name English
ALLERGENIC EXTRACT- BIRCH, PAPER BETULA PAPYRIFERA
Common Name English
Classification Tree Code System Code
NDF-RT N0000185367
Created by admin on Mon Mar 31 18:39:00 GMT 2025 , Edited by admin on Mon Mar 31 18:39:00 GMT 2025