Declarations; Ethics Approval and Consent to Participate; Consent for Publication; Availability of Data and Material; Completing Interests; Funding; Authors ́Contributions; References; Oral Ganglioside Supplement Improves Growth and Development in Patients with Ganglioside GM3 Synthase Deficiency; Abstract; Introduction; Materials and Methods; Patients and Experimental Design; Developmental and Other Assessments; Biochemical Assays; Data Analysis and Statistics; Results; Clinical Observation; Growth; Developmental and Cognitive Evaluation; Plasma Ganglioside Levels; Discussion