नंगुबै(ethical) रोखाखौ इउनायतेत किदंम आरो मोनफ्रोमबो लाइमोन जिउ बिजिर हादोरनि बाहागोलानाय नायबिजिरसं फसंथानफोरनिफ्राय मोनदोंमोन।
Ethical clearance was obtained from participating research institutions in the United Kingdom and each Young Lives study country.