NCIt definition : A logarithmic ratio unit (base-10 logarithms) used to express relative magnitude of
a physical quantity (usually power or intensity) in comparison with a specified or
implied reference level. Particularly, Bel is used as a unit of relative sound intensity.
In the latter context it is equal to ten decibels or to approximately 1.151293 nepers.;
Alternative definition : CDISC: A logarithmic ratio unit (base-10 logarithms) used to express relative magnitude
of a physical quantity (usually power or intensity) in comparison with a specified
or implied reference level. Particularly, Bel is used as a unit of relative sound
intensity. In the latter context it is equal to ten decibels or to approximately 1.151293
nepers.(NCI);
https://www.has-sante.fr/jcms/p_3460601/fr/strategie-de-vaccination-contre-les-infections-invasives-a-meningocoques-revision-de-la-strategie-contre-les-serogroupes-acwy-et-b 2024 France public health guidelines Child-Pugh Class B Barn vaccination infectious disease, nos Invasion Revision MATCH Arm EAY131-B Boron Serogroup vaccination Bel Strategy meningococcus vaccination Vaccination preventive immunization/medication meningococcal infections Infection Blood Group B
--- https://www.infovac.fr/vaccins/maladies-evitables/hib 2023 France scientific and technical information MATCH Arm EAY131-B Bel haemophilus influenzae haemophilus influenzae type B Child-Pugh Class B Haemophilus influenzae haemophilus influenzae Boron Barn Blood Group B