preferred_name: XANTHIUM STRUMARIUM POLLEN 40000 [PNU] in 1 mL / CHENOPODIUM ALBUM POLLEN 40000 [PNU] in 1 mL / AMARANTHUS RETROFLEXUS POLLEN 40000 [PNU] in 1 mL / RUMEX CRISPUS POLLEN 40000 [PNU] in 1 mL / RUMEX ACETOSELLA POLLEN 40000 [PNU] in 1 mL PERCUTANEOUS INJECTION, SOLUTION [Pollens - Weeds, Weed mix 2630]