Health in the Democratic Republic of the Congo use is widely accepted if the cost of the vaccine is free. However, the limited supply of OCV can be expensive (approximately $3.70 USD), limiting its widespread use. A final preventive measure to assist in prevention, controlling and treating cholera would be the use of a national database such as IDSR//International Health Regulation. The database would allow the countries to communicate and collaborate on outbreaks, treatment, and preventive measures. This would assist in eliminating or reducing cross-border transmission outbreaks. There have been 10 outbreaks of the Ebola virus disease in the Democratic Republic of the Congo. Additionally, hemorrhagic fever, polio,
2013–2014 Zika virus outbreaks in Oceania imported. During the same time period, there were also outbreaks of chikungunya fever and dengue fever. In February 2014, an outbreak of Zika was reported in the Cook Islands, to the southwest of French Polynesia. In March, an Australian woman was diagnosed with a Zika virus infection by Queensland Health following a recent trip to the Cook Islands, becoming the second reported case of Zika diagnosed in Australia. Nearly 40 other cases of Zika virus infection were imported into New Zealand. By 29 May, the outbreak had ended, with 50 confirmed and 932 suspected cases of Zika virus infection. By