Related by context. Frequent words. (Click for all words.) 68 chlamydia 68 HIV diagnoses 66 sexually transmitted infection 64 sexually transmitted infections STIs 64 gonorrhea 63 invasive pneumococcal disease 63 invasive cervical cancer 63 HIV infections 62 sexually transmitted infections 61 Testicular cancer 61 low birthweight babies 61 HIV infection 61 HPV infections 61 chlamydia gonorrhea 60 STIs 60 Chlamydia 59 forcible rapes 59 STDs 59 HPV# 59 Teenage pregnancy 59 pelvic inflammatory disease 59 meningococcal infection 58 Gonorrhea 58 infections 58 genital herpes 58 sexually active 57 HIV prevalence 57 Diagnoses 57 meningococcal disease 57 sexually transmitted disease 57 C. difficile infection 57 alcoholic liver 57 Sexually transmitted diseases 57 S. aureus infections 57 sexually transmitted diseases 57 Hospitalizations 56 CDC Morbidity 56 hospitalizations 56 osteoporotic fracture 56 Pregnancies 56 osteoporotic fractures 56 HPV infection 56 teenage pregnancies 56 Sexual assaults 55 syphilis 55 hepatitis C infection 55 Whooping Cough 55 MRSA infections 55 febrile seizures 55 preterm births 55 Clostridium difficile infection 55 pregnancies 55 neural tube defect 55 bacterial vaginosis 55 autism diagnoses 55 ischemic strokes 55 heterosexual intercourse 55 BRCA mutations 55 bloodstream infection 55 gastroschisis 54 cervical cancer 54 Obstructive sleep apnea 54 adolescents 54 pertussis whooping cough 54 Meningococcal disease 54 congenital abnormalities 54 teen pregnancies 54 Syphilis 54 sexually transmitted 54 postmenopausal breast cancer 54 pulmonary TB 54 HCV infection 54 ectopic pregnancies 54 BRCA2 mutations 54 congenital anomalies 53 births 53 menarche 53 whooping cough 53 breast tenderness 53 benign breast 53 premature births 53 A/H#N# flu cases 53 chlamydia screening 53 babesiosis 53 cotinine levels 53 hypospadias 53 diagnoses 53 mumps 53 Bladder cancer 53 heroin overdoses 53 atopy 53 seroconversion 53 dengue hemorrhagic fever 53 Sexually Transmitted Infections 53 prevalence 53 congenital malformations 53 Chickenpox 53 urinary symptoms 53 salmonella enteritidis 53 incidence 53 multidrug resistant