conc Constant II p.4...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/32391 <http://www.w3.org/nl/lemon/frac#Attestation>
conc Constant II p.4...
conc Constant II p.459 (1416) gravis infirmitas corporalis ... eundem reverendissimum patrem valida et estuanti febre corripuit, facissentes nimiumque debiles artus lectulo iacere coegit.