preferred_name: XANTHIUM STRUMARIUM POLLEN 20000 [PNU] in 1 mL / CHENOPODIUM ALBUM POLLEN 20000 [PNU] in 1 mL / AMARANTHUS RETROFLEXUS POLLEN 20000 [PNU] in 1 mL / RUMEX CRISPUS POLLEN 20000 [PNU] in 1 mL / RUMEX ACETOSELLA POLLEN 20000 [PNU] in 1 mL PERCUTANEOUS INJECTION, SOLUTION [Pollens - Weeds, Weed mix 2630]