To determine the correct air/fuel mixture and the correct ignition timing, the PCM must know the atmospheric (BARO) pressure. If the PCM is to compensate for changes in altitude or weather, it must have an input signal that reflects these changes in atmospheric pressure.
As of 2009, XDR TB has not appeared in Indonesia, but it still remains a huge threat.i The fact that HIV positive individuals are more susceptible to TB infection is another difficult obstacle in containment. In fact, more than 50% of individuals living with HIV die from TB infection.
The PREVENT TB Study compared this regimen with 9 months of self-administered, daily isoniazid (300 mg) therapy for latent tuberculosis. The combination therapy was shown to be as effective as isoniazid alone in preventing tuberculosis and had a higher treatment-completion rate.