Translate the following English sentence to French:
"There was very little in the way of cooperation, and had it not been for the fact that Mrs Gröner and myself had hard-working collaborators, then there would probably not have been a report now."
La collaboration a été très difficile à obtenir et si Mme Gröner et moi-même n'avions pas eu de bonnes collaboratrices, il n'y aurait sans doute jamais eu de rapport.