anong month po ba kelangan magpa ultrasound para malaman ang gender ?

Mga 5months po pwede na 💙❤️ May newborn diapers and maternal milk giveaway ako here: https://community.theasianparent.com/q/pregnant-ka-ba-lactatingmom-newbornperfect-ang-giveaway-ko-para-sayo/3284167?d=android&ct=q&share=true