1028-9933 1028-9933 S1028-99332019000600755 Cuba 00 12 2019 00 12 2019 98 6 755 764

1 2018 2 2017 3 2015 28 5 5 263-6 4 2018 60 1 1 5 Organización Mundial de la Salud 2017 6 2015 19 4 4 150-60 7 Clinical and Laboratory Standards Institute 2019 29 8 2017 34 1 1 9 2019 10 2019 35 1 1 11 2019 12 2014 5 1 1 14-23 13 2015 19 4 4 161-7 14 2018 56 4 4 347-53 15 2017 16 4 4 564-78 16 2015 41 2 2 239-52