id	keyword
brj-24671	coal
brj-24671	degradation
brj-24671	lignite
brj-24671	et al
brj-24671	doi
brj-24671	strain
brj-24671	coal degradation
brj-24671	liu
brj-24671	mechanism
brj-24671	biodegradation
brj-24671	activity
brj-24671	analysis
brj-24671	peer
brj-24671	bioresources
brj-24671	20(3