Just started watching 2003 anime after Brotherhood and this came

Just started watching 2003 anime after Brotherhood and this came to mind : r/FullmetalAlchemist

Fullmetal Alchemist's first anime dodged the manga's mistakes - Polygon

Fullmetal Alchemist' and 'Brotherhood': Do You Need to Watch 1 Before the Other?

Fullmetal Alchemist vs Fullmetal Alchemist Brotherhood – Objection Network

Fullmetal Alchemist - Watching Guide - by Halex

Fullmetal Alchemist (TV series) - Wikipedia

Is the 2003 anime worth watching? : r/FullmetalAlchemist

Comparing Fullmetal Alchemist Endings: Brotherhood vs FMA 2003 vs Shamballa - Which is the Best? — Eightify

Fullmetal Alchemist: Brotherhood Sets the Bar for Anime Storytelling and Beyond

Do you need to watch Full Metal Alchemist first before watching Brotherhood? - Quora