Next they had spread the virus further during Carnival, which is a feast typical for North Brabant and Limburg.

[5] It resulted in a high reproduction rate for the virus in North Brabant, and the Jeroen Bosch Hospital becoming especially busy at the time.

One of the reasons the hospital became so busy treating Covid-19 patients, was that inhabitants of North Brabant that got the virus became much more ill than other Dutchmen.

Ignas van Bebber, a surgeon of the JBZ was already involved in research of the effects of particulates.

He blamed the high amount of ammonia emitted by animal farms for causing permanent damage to the lung tissue of people living close by.

However, the air pollution east of 's-Hertogenbosch caused that people living there were much more likely to die from an infection.

Most of them are simple posts for blood tests, collection of urine or feces samples, or to investigate for possible thrombosis.

The Jeroen Bosch hospital has 4,000 employees and 240 physicians and surgeons in 29 medical specialisms.