id	keyword
bioethics02-30951	animals
bioethics02-30951	humans
bioethics02-30951	non
bioethics02-30951	species
bioethics02-30951	rights
bioethics02-30951	ethics
bioethics02-30951	singer
bioethics02-30951	principle
bioethics02-30951	way
bioethics02-30951	beings