Conception and design of the study, Acquisition of data and figure construction, writing up of the text; MMV: Analysis and interpretation of data, Drafting the article, and corrections; JAFDF: Conception and design of the study, Drafting the article and corrections; GWF: Conception Analysis and interpretation of data, corrections on the drafting of the article ABR: Conception Analysis and interpretation of data, corrections on the drafting of the article; CEVG: Conception and design of the study, writing up of the text; final approval of the version to be submitted.