Node Connectivity
There are 1855 nodes that can be used as predessesor
for a node with an input port of type 
org.knime.core.node.port.AbstractSimplePortObject.
Article by Pubmed Id Modern UI
Retrieve full-text article by PubMed ID
Article Entitlement by Doi Modern UI
Check article entitlement by DOI
Article Entitlement by Eid Modern UI
Check article entitlement by EID
Article Entitlement by Pii Modern UI
Check article entitlement by PII
Article Entitlement by Scopus Id Modern UI
Check article entitlement by Scopus ID
Article Entitlement by Pubmed Id Modern UI
Check article entitlement by PubMed ID
Abstract Citation Count Modern UI
Citation count badge or metadata for one or more abstracts
Citations Count Modern UI
Citations count metadata
Citations Overview Modern UI
Citations overview for an abstract
Nonserial Title Search Modern UI
Search nonserial (book / book series) title metadata