| Gould2 | Portugal GS, Gould TJ | Drug study: Effects of acute and chronic nicotine on fear conditioning and other behaviors in males of 8 inbred mouse strains (2011) |
| Gould3 | Portugal GS, Gould TJ | Drug study: Effects of nicotine withdrawal on fear conditioning and other behaviors in males of 8 inbred mouse strains (2011) |