Related by context. Frequent words. (Click for all words.) 67 gastroenteritis 61 gastro enteritis 59 respiratory illness 58 diarrhea 57 acute diarrhea 57 gastrointestinal symptoms 57 severe diarrhea 57 respiratory tract infection 57 gastrointestinal illnesses 56 salmonella infection 56 Shigella 56 acute bronchitis 56 respiratory infection 56 gastrointestinal illness 55 Clostridium difficile infection 55 viral fever 55 Rotavirus 55 meningococcemia 55 bloody diarrhea 54 infectious diarrhea 54 diarrhea fever 54 pharyngitis 54 respiratory infections 53 diarrhea vomiting 53 A/H#N# flu cases 52 gastritis 52 pneumonia 52 acute respiratory infection 52 shigella 52 chicken pox 52 bronchial asthma 52 illnesses 52 Diarrhoea 52 Salmonella infections 52 cryptosporidiosis 52 neurological symptoms 51 stomach ailments 51 encephalitis 51 noroviruses 51 norovirus outbreak 51 acute pancreatitis 51 HFMD 51 Legionnaire disease 51 Norovirus 51 diarrhea nausea 51 CDAD 51 symptoms 51 bronchiolitis 51 respiratory syncytial virus 51 Diarrhea 51 norovirus 51 enterovirus 51 adverse reactions 51 Salmonella infection 51 severe abdominal pain 51 HUS 51 viral meningitis 50 Dengue fever 50 seasonal allergic rhinitis 50 West Nile encephalitis 50 respiratory symptoms 50 illness 50 parasitic infection 50 conjunctivitis 50 pesticide poisoning 50 typhoid fever 50 viral infection 50 respiratory illnesses 50 leptospirosis 50 nausea diarrhea 50 sinusitis 49 Leptospirosis 49 salmonellosis 49 chickenpox 49 acute respiratory infections 49 vomiting 49 Legionnaires disease 49 breathing difficulties 49 acute watery diarrhea 49 bacterial infection 49 sore throat 49 upset stomachs 49 bronchitis 49 severe abdominal pains 49 stomach bug 49 tonsillitis 49 stomach aches 49 dengue fever 49 Meningococcal disease 49 venous thrombosis 49 UTIs 49 chronic hepatitis 49 herpes zoster 48 hospitalizations 48 salmonella poisoning 48 Adverse reactions 48 gastro intestinal 48 lung infections 48 sicknesses 48 abdominal pains 48 respiratory ailments