preferred_name: ALNUS RHOMBIFOLIA POLLEN 40000 [PNU] in 1 mL / FRAXINUS AMERICANA POLLEN 40000 [PNU] in 1 mL / ULMUS AMERICANA POLLEN 40000 [PNU] in 1 mL / BETULA LENTA WHOLE 40000 [PNU] in 1 mL / ACER SACCHARINUM POLLEN 40000 [PNU] in 1 mL / CARYA OVATA POLLEN 40000 [PNU] in 1 mL / QUERCUS ALBA POLLEN 40000 [PNU] in 1 mL / POPULUS ALBA POLLEN 40000 [PNU] in 1 mL / PLATANUS OCCIDENTALIS POLLEN 40000 [PNU] in 1 mL SUBCUTANEOUS INJECTION, SOLUTION [9 TREE MIX]