Found the following HTML validation problems:
Model.html:228:1 (Model.Rd:158): Warning: <h5> anchor "Usage" already defined
Model.html:234:1 (Model.Rd:162): Warning: <h5> anchor "Arguments" already defined
Model.html:293:1 (Model.Rd:202): Warning: <h5> anchor "Usage" already defined
Model.html:299:1 (Model.Rd:206): Warning: <h5> anchor "Returns" already defined
Model.html:319:1 (Model.Rd:218): Warning: <h5> anchor "Usage" already defined
Model.html:335:1 (Model.Rd:228): Warning: <h5> anchor "Usage" already defined
Model.html:341:1 (Model.Rd:232): Warning: <h5> anchor "Arguments" already defined
Plate.html:516:1 (Plate.Rd:358): Warning: missing </ul> before </div>
Plate.html:250:1 (Plate.Rd:188): Warning: <h5> anchor "Usage" already defined
Plate.html:256:1 (Plate.Rd:192): Warning: <h5> anchor "Arguments" already defined
Plate.html:281:1 (Plate.Rd:207): Warning: <h5> anchor "Usage" already defined
Plate.html:287:1 (Plate.Rd:211): Warning: <h5> anchor "Arguments" already defined
Plate.html:315:1 (Plate.Rd:229): Warning: <h5> anchor "Usage" already defined
Plate.html:325:1 (Plate.Rd:237): Warning: <h5> anchor "Arguments" already defined
Plate.html:367:1 (Plate.Rd:265): Warning: <h5> anchor "Usage" already defined
Plate.html:373:1 (Plate.Rd:269): Warning: <h5> anchor "Arguments" already defined
Plate.html:387:1 (Plate.Rd:277): Warning: <h5> anchor "Returns" already defined
Plate.html:405:1 (Plate.Rd:287): Warning: <h5> anchor "Usage" already defined
Plate.html:411:1 (Plate.Rd:291): Warning: <h5> anchor "Arguments" already defined
Plate.html:425:1 (Plate.Rd:299): Warning: <h5> anchor "Returns" already defined
Plate.html:459:1 (Plate.Rd:325): Warning: <h5> anchor "Usage" already defined
Plate.html:465:1 (Plate.Rd:329): Warning: <h5> anchor "Arguments" already defined
Plate.html:493:1 (Plate.Rd:347): Warning: <h5> anchor "Usage" already defined
Plate.html:499:1 (Plate.Rd:351): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:558:1 (PlateBuilder.Rd:313): Warning: missing </ul> before </div>
PlateBuilder.html:158:1 (PlateBuilder.Rd:78): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:164:1 (PlateBuilder.Rd:82): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:189:1 (PlateBuilder.Rd:97): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:195:1 (PlateBuilder.Rd:101): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:223:1 (PlateBuilder.Rd:120): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:229:1 (PlateBuilder.Rd:124): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:258:1 (PlateBuilder.Rd:143): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:264:1 (PlateBuilder.Rd:147): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:288:1 (PlateBuilder.Rd:161): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:294:1 (PlateBuilder.Rd:165): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:318:1 (PlateBuilder.Rd:179): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:324:1 (PlateBuilder.Rd:183): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:378:1 (PlateBuilder.Rd:208): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:384:1 (PlateBuilder.Rd:212): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:408:1 (PlateBuilder.Rd:226): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:414:1 (PlateBuilder.Rd:230): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:439:1 (PlateBuilder.Rd:245): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:445:1 (PlateBuilder.Rd:249): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:474:1 (PlateBuilder.Rd:265): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:480:1 (PlateBuilder.Rd:269): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:503:1 (PlateBuilder.Rd:282): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:509:1 (PlateBuilder.Rd:286): Warning: <h5> anchor "Arguments" already defined
PlateBuilder.html:535:1 (PlateBuilder.Rd:302): Warning: <h5> anchor "Usage" already defined
PlateBuilder.html:541:1 (PlateBuilder.Rd:306): Warning: <h5> anchor "Arguments" already defined
extract_dilutions_from_layout.html:49:1 (extract_dilutions_from_layout.Rd:12): Warning: missing </ul> before </div>
extract_sample_names_from_layout.html:52:1 (extract_sample_names_from_layout.Rd:12): Warning: missing </ul> before </div>
read_intelliflex_format.html:50:1 (read_intelliflex_format.Rd:12): Warning: missing </ul> before </div>
read_xponent_format.html:69:1 (read_xponent_format.Rd:25): Warning: missing </ul> before </div>
sort_list_by.html:55:1 (sort_list_by.Rd:15): Warning: missing </ul> before </div>
verbose_cat.html:50:1 (verbose_cat.Rd:12): Warning: missing </ul> before </div>