Links:
[1] https://saludnl.gob.mx/drupal/sites/default/files/u249/16%20CONV%202020_0.doc
[2] https://saludnl.gob.mx/drupal/sites/default/files/u249/44%20MANTENIMIENTO%20DIVERSAS%20UNIDADES.docx
[3] https://saludnl.gob.mx/drupal/sites/default/files/u249/SERV%20DE%20MANT%20N44%20JA.pdf
[4] https://saludnl.gob.mx/drupal/sites/default/files/u249/SERV%20DE%20MANT%20N44%20EP%20AT_0.pdf
[5] https://saludnl.gob.mx/drupal/sites/default/files/u249/N44%20FT_0000017280.pdf
[6] https://saludnl.gob.mx/drupal/sites/default/files/u249/SERV%20DE%20MANT%20N44%20AE.pdf
[7] https://saludnl.gob.mx/drupal/sites/default/files/u249/SERV%20DE%20MANT%20N44%20FE.pdf