Ver originalSELECT v.`nombre`,s.`fecha`, d.`fecha` , p.`fecha` FROM reproduccion AS rLEFT JOIN vacunos AS v ON r.`codigo` = v.`codigo`LEFT JOIN servicios AS s ON r.`Servicio` = s.`servicioid`LEFT JOIN diag AS d ON r.`diagnostico` = d.`diagnosticoid`LEFT JOIN parto AS p ON r.`Parto` = p.`partoid` WHERE v.nombre = '200'