Smokers inhale more tar, nicotine and carbon monoxide when measured with WHO method RIVM has measured the amount of tar, nicotine and carbon monoxide (TNCO) in all filter cigarettes sold in the Netherlands with the WHO Intense method.
National Immunisation Programme: new decline in number of reported cases of disease in 2021 In 2021, fewer people contracted diseases for which vaccines are offered under the National Immunisation Programme (NIP) than before the coronavirus pandemic. This is very likely largely due to the impact of the coronavirus measures, such as social distancing and hand washing.