Related by context. Frequent words. (Click for all words.) 71 prevalence 64 incidence 57 syphilis infections 55 seroprevalence 55 prevalences 55 Prevalence 55 HIV prevalence 54 epidemic 53 Incidences 53 HIV Aids prevalence 52 Incidence 52 incidences 52 syphilis gonorrhea 51 vector borne 51 chikungunya virus 51 alcoholic liver 51 HIV AIDS prevalence 50 Gonorrhoea 50 cardio vascular diseases 50 de ath 50 Human papillomavirus 50 acquired immunodeficiency syndrome 50 Epidemiological studies 49 cardio vascular disease 49 Infant mortality rates 49 maternal morbidity 49 melioidosis 48 underdiagnosed 48 Mental disorders 48 HIV infection 48 folate deficiency 48 Sexually transmitted diseases 48 circulatory diseases 48 journal Epidemiology 48 Sexually Transmitted Infections 48 enteroviruses 48 falciparum 48 epidemic proportions 48 low birthweight infants 48 MSMs 47 Sexually active 47 endemic 47 Maternal mortality 47 pneumonia bronchitis 47 transmitted diseases 47 Passive smoking 47 reached epidemic proportions 47 condom usage 47 bilharzia 47 Schistosomiasis 47 users IDUs 47 agranulocytosis 47 generalized epidemic 47 prevalent 47 obstructive lung 47 falciparum malaria 47 noncommunicable diseases 47 malaria endemic areas 47 prescription opioid 47 Bacterial infections 47 sexually transmitted infections STIs 47 Unprotected sex 47 HIV infections 47 Swine flu spreads 47 wild poliovirus 47 Acquired Immune Deficiency Syndrome 47 Teenage pregnancy 47 microbiologic 47 oropharyngeal cancer 47 Tuberculosis TB 46 Diagnoses 46 mortality 46 Swine influenza 46 malaria dengue 46 Epidemiological 46 Chlamydia pneumoniae 46 herpes infection 46 Sexually Transmitted Diseases 46 susceptibility 46 circumcision reduces 46 goitre 46 hiv 46 Genital herpes 46 sentinel surveillance 46 Influenza vaccination 46 vitamin D deficiencies 46 IDUs 45 undertreatment 45 reaching epidemic proportions 45 haemorrhagic stroke 45 Epidemiologic 45 pneumococcal vaccination 45 Hib disease 45 deceases 45 AIDS Epidemic Update 45 typhoid cholera 45 Hospitalizations 45 perinatal mortality 45 neuropsychiatric symptoms 45 feminisation 45 Anaemia