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Route of consumption of medicinal plants and preparations by frequency of use or mode. Note: For reasons of clarity the language groups have been folded into LLGs (Unggai-Bena LLG for Bena, Gahuku and Siane languages; Okapa LLG for Fore, Kimi and Keyagana languages and Obura-Wonenara LLG for Ipma-Baruya language).
