| chancroid vs syphilis | 1.41 | 0.2 | 6938 | 21 | 85 |
| chancroid vs syphilis ulcer | 1.11 | 0.9 | 1829 | 27 | 13 |
| is chancroid caused by syphilis | 1.4 | 0.4 | 9976 | 31 | 92 |
| a chancre is the primary syphilitic lesion | 0.15 | 0.1 | 9494 | 42 | 95 |
| primary syphilis chancre lesion | 1.66 | 0.1 | 8750 | 31 | 84 |
| pictures of primary syphilis chancre | 1.33 | 0.4 | 5733 | 36 | 87 |
| chancroid vs herpes pictures | 1.5 | 0.9 | 5474 | 28 | 74 |
| pictures of chancre sores syphilis | 0.14 | 0.4 | 5224 | 34 | 47 |
| picture of syphilis chancre | 0.36 | 0.4 | 4981 | 27 | 52 |
| image of syphilis chancre | 0.76 | 0.4 | 4683 | 25 | 2 |
| chancre syphilis sore painless | 0.39 | 0.8 | 9701 | 30 | 43 |
| chancre sore syphilis pictures | 0.58 | 0.3 | 4815 | 30 | 34 |
