Found the following HTML validation problems:
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GbifQueue.html:120:1 (GbifQueue.Rd:91): Warning: <h5> anchor "Usage" already defined
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GbifQueue.html:178:1 (GbifQueue.Rd:125): Warning: <h5> anchor "Returns" already defined
GbifQueue.html:195:1 (GbifQueue.Rd:134): Warning: <h5> anchor "Usage" already defined
GbifQueue.html:201:1 (GbifQueue.Rd:138): Warning: <h5> anchor "Returns" already defined
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GbifQueue.html:261:1 (GbifQueue.Rd:172): Warning: <h5> anchor "Returns" already defined
GbifQueue.html:279:1 (GbifQueue.Rd:182): Warning: <h5> anchor "Usage" already defined
GbifQueue.html:285:1 (GbifQueue.Rd:186): Warning: <h5> anchor "Returns" already defined
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GbifQueue.html:308:1 (GbifQueue.Rd:199): Warning: <h5> anchor "Returns" already defined
GbifQueue.html:325:1 (GbifQueue.Rd:208): Warning: <h5> anchor "Usage" already defined
GbifQueue.html:331:1 (GbifQueue.Rd:212): Warning: <h5> anchor "Arguments" already defined
occ_spellcheck-defunct.html:46:1 (occ_spellcheck-defunct.Rd:10): Warning: missing </ul> before </div>