BY-NC-ND 3.0 license Open Access Published by De Gruyter Open Access August 20, 2010

The first Bulgarian allergen extract from Ambrosia artemisiifolia L.

Georgi Nikolov, Mariela Hristova-Savova, Antoaneta Michova, Rumyana Hristova, Dora Konstantinova and Bogdan Petrunov
From the journal Open Medicine