Abducens Nerve Injury/drug therapy; Anti-Dyskinesia Agents/therapeutic use; Botulinum Toxins/therapeutic use; Diplopia/drug therapy; Esotropia/drug therapy; Oculomotor Muscles/drug effects; Abducens Nerve Injury/complications; Abducens Nerve Injury/physiopathology; Acute Disease; Adolescent; Adult; Aged; Anti-Dyskinesia Agents/administration & dosage; Botulinum Toxins/administration & dosage; Child; Child, Preschool; Craniocerebral Trauma/complications; Diplopia/etiology; Diplopia/physiopathology; Esotropia/etiology; Esotropia/physiopathology; Eye Movements/drug effects; Female; Humans; Injections; Male; Middle Aged; Oculomotor Muscles/innervation; Prospective Studies; Treatment Outcome; Vision, Binocular