"19"^^ . . . "Affected" . "ChW" . "Affected" . "Affected"^^ . . "Agents in a joint or reciprocal action (e.g. exchange)"@en . . . . "Core" . "Core"^^ . "Agents in a joint or reciprocal action (e.g. exchange)"@en . . "Affected" . . "2001-02-07T13:11:40+01:00"^^ . "Agents in a joint or reciprocal action (e.g. exchange)"^^ . . . .