| human | Q5 |
| P496 | ORCID iD | 0000-0002-6301-1028 |
| P1153 | Scopus author ID | 6602333795 |
| P69 | educated at | Hood College | Q5897438 |
| Lehigh University | Q622137 | ||
| P108 | employer | Walter Reed Army Institute of Research | Q7965939 |
| U.S. Army Center for Environmental Health Research | Q45134238 | ||
| P734 | family name | Widder | Q21493655 |
| Widder | Q21493655 | ||
| Widder | Q21493655 | ||
| P735 | given name | Mark | Q13610143 |
| Mark | Q13610143 | ||
| P106 | occupation | researcher | Q1650915 |
| P21 | sex or gender | male | Q6581097 |