Mobilais telefons ir bezvadu ierīce balss un datu pārraidei lielos attālumos. Tas ir viens no bezvadu telefonu veidiem. Tas balstās uz komunikācijām starp telefonu un bāzes staciju, kas savstarpēji atrodas relatīvi tuvu. Lai nodrošinātu sakarus plašākā teritorijā, lieto vairāk... Explore this topic

A developing country, also called a less-developed country, is a nation with a low living standard, underdeveloped industrial base, and low Human Development Index relative to other countries. There is no universal, agreed-upon criteria for what makes a country developing vers... Explore this topic

Mobile technology is the technology used for cellular communication. Mobile code division multiple access technology has evolved rapidly over the past few years. Since the start of this millennium, a standard mobile device has gone from being no more than a simple two-way page... Explore this topic

Le virus de l'immunodéficience humaine est un rétrovirus infectant l'Homme et responsable du syndrome d'immunodéficience acquise, qui est un état affaibli du système immunitaire le rendant vulnérable à de multiples infections opportunistes. Transmis par plusieurs fluides corpo... Explore this topic

Public health is "the science and art of preventing disease, prolonging life and promoting health through the organized efforts and informed choices of society, organizations, public and private, communities and individuals". It is concerned with threats to health based on pop... Explore this topic

California is a state located on the West Coast of the United States. It is the most populous U.S. state, home to 1 out of 8 Americans, and is the third largest state by area. It is home to the nation's second and fifth largest census statistical areas, and eight of the nation... Explore this topic

Health care is the diagnosis, treatment, and prevention of disease, illness, injury, and other physical and mental impairments in humans. Health care is delivered by practitioners in medicine, chiropractic, dentistry, nursing, pharmacy, allied health, and other care providers.... Explore this topic

Malaria is a mosquito-borne infectious disease of humans and other animals caused by protists of the genus Plasmodium. It begins with a bite from an infected female Anopheles mosquito, which introduces the protists through saliva into the circulatory system. In the blood, the ... Explore this topic

Infectious diseases, also known as transmissible diseases or communicable diseases, comprise clinically evident illness resulting from the infection, presence and growth of pathogenic biological agents in an individual host organism. In certain cases, infectious diseases may b... Explore this topic

Acquired Immunodeficiency Syndrome is syndrome resulting from the acquired deficiency of cellular immunity caused by the human immunodeficiency virus (HIV). It is characterized by the reduction of the Helper T-lymphocytes in the peripheral blood and the lymph nodes. Symptoms... Explore this topic