What are epidemics?

Some articles on epidemics, epidemic:

Plant Disease Epidemiology - Elements of An Epidemic - Types of Epidemics
... Monocyclic epidemics are caused by pathogens with a low birth rate and death rate meaning they only have one infection cycle per season ... Polycyclic epidemics are caused by pathogens capable of several infection cycles a season ... Bimodal polycyclic epidemics can also occur ...
Meningitis - Epidemiology
... Sub-Saharan Africa has been plagued by large epidemics of meningococcal meningitis for over a century, leading to it being labeled the "meningitis belt" ... Epidemics typically occur in the dry season (December to June), and an epidemic wave can last two to three years, dying out during the intervening rainy seasons ... The largest epidemic ever recorded in history swept across the entire region in 1996–1997, causing over 250,000 cases and 25,000 deaths ...
Rice Stripe Virus - Epidemics
... This table from KnowledgeBank.irri.org summarizes reported epidemics of RSV ... Year Country Area Affected (ha) Reference 1960s Japan 500,000 Maeda et al (2006) 1960s Eastern and Southern China 2,660,000 Wang et al (2008) 1963-67 Japan 500,000 to 620,000 annually Nemoto et al (1994) 1973 Japan 620,000 Ou (1985) 1973 Taiwan 1,045 Lee (1975) 1986 Japan 170,000 Nemoto et al (1994) Not indicated Yunnan Province, China 67,000 Wang et al (2008) 2002 Jiangsu Province, China 780,000 Wei et al (2009) 2003 Jiangsu Province, China 957,000 Wei et al (2009) 2004 Jiangsu Province, China 1,571,000 Wei et al (2009) 2005-06 Zhejiang Province, China 100,000 Wang et al (2008) 2007 Zhejiang Province, China 17,600 Zhu et al (2009) 2007-08 Korea 84% of rice fields Jonson et al (2009) ...
Enterovirus 71 - Pathology
... In 1997, in Malaysia and Japan, and in 1998 in Taiwan, there were HFMD epidemics involving sudden death among young children, and EV71 was isolated ... EV71 strains from previously reported epidemics belonged to genotype A-1, while those from recent epidemics could be divided into two genotypes, A-2 and B." "Ever since the 1980s, large and ... After 1998, smaller EV71 epidemics occurred almost annually in Taiwan, primarily associated with EV71 viruses of genotypes C2 and B4 ...
STEPS Centre - Projects
... and technological advance Risk, uncertainty and technology • Epidemics, livelihoods and politics - HIV-AIDS, SARS, ‘avian flu, BSE - procedures for addressing epidemics that support rather than ...