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  2. Achlorhydria - Wikipedia

    en.wikipedia.org/wiki/Achlorhydria

    Pernicious anemia, helicobacter pylori infection, hypothyroidism, stomach surgery, nutritional deficiencies, and long term use of medications to treat heartburn Achlorhydria and hypochlorhydria refer to states where the production of hydrochloric acid in gastric secretions of the stomach and other digestive organs is absent or low, respectively ...

  3. Vitamin C - Wikipedia

    en.wikipedia.org/wiki/Vitamin_C

    Adequate levels are defined as near 50 μmol/L. Hypovitaminosis of vitamin C is defined as less than 23 μmol/L, and deficiency as less than 11.4 μmol/L. [11] For people 20 years of age or above, data from the US 2017–18 National Health and Nutrition Examination Survey showed mean serum concentrations of 53.4 μmol/L.

  4. List of countries by age at first marriage - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_age...

    Map by color of age at first marriage. This is a list of countries by age at first marriage.The list is current from contemporary surveys. It does not treat the topic in history.

  5. Cancer - Wikipedia

    en.wikipedia.org/wiki/Cancer

    Ulceration can cause bleeding that can lead to symptoms such as coughing up blood (lung cancer), anemia or rectal bleeding (colon cancer), blood in the urine (bladder cancer), or abnormal vaginal bleeding (endometrial or cervical cancer). Although localized pain may occur in advanced cancer, the initial tumor is usually painless.

  6. COVID-19 pandemic in Vietnam - Wikipedia

    en.wikipedia.org/wiki/COVID-19_pandemic_in_Vietnam

    Novel infectious diseases, such as COVID-19, are a significant public health threat. [30] Although human coronaviruses (CoVs) were known as major pathogens which caused respiratory illnesses, [31] [32] a new strain of coronavirus known as SARS-CoV caused an outbreak in 29 countries from 2002 to 2004.

  7. Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/Sri_Lanka

    Sri Lanka, [b] historically known as Ceylon, [c] and officially the Democratic Socialist Republic of Sri Lanka, is an island country in South Asia.It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian peninsula by the Gulf of Mannar and the Palk Strait.

  8. Dubai - Wikipedia

    en.wikipedia.org/wiki/Dubai

    Dubai [a] is the most populous city in the United Arab Emirates and the capital of the Emirate of Dubai, the most populous of the country's seven emirates. [5] [6] [7] As of 2024, the city has a population of around 3.79 million, [8] more than 90% of which are expatriates.

  9. Toronto - Wikipedia

    en.wikipedia.org/wiki/Toronto

    This narrows was called tkaronto by the Mohawk, meaning 'where there are trees standing in the water', [44] [45] [46] and was recorded as early as 1615 by Samuel de Champlain. [47] The word Toronto , meaning 'plenty', also appears in a 1632 French lexicon of the Huron language , which is also an Iroquoian language. [ 48 ]